cve-2024-47685
Vulnerability from cvelistv5
Published
2024-10-21 11:53
Modified
2024-12-19 09:25
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_reject_ipv6: fix nf_reject_ip6_tcphdr_put() syzbot reported that nf_reject_ip6_tcphdr_put() was possibly sending garbage on the four reserved tcp bits (th->res1) Use skb_put_zero() to clear the whole TCP header, as done in nf_reject_ip_tcphdr_put() BUG: KMSAN: uninit-value in nf_reject_ip6_tcphdr_put+0x688/0x6c0 net/ipv6/netfilter/nf_reject_ipv6.c:255 nf_reject_ip6_tcphdr_put+0x688/0x6c0 net/ipv6/netfilter/nf_reject_ipv6.c:255 nf_send_reset6+0xd84/0x15b0 net/ipv6/netfilter/nf_reject_ipv6.c:344 nft_reject_inet_eval+0x3c1/0x880 net/netfilter/nft_reject_inet.c:48 expr_call_ops_eval net/netfilter/nf_tables_core.c:240 [inline] nft_do_chain+0x438/0x22a0 net/netfilter/nf_tables_core.c:288 nft_do_chain_inet+0x41a/0x4f0 net/netfilter/nft_chain_filter.c:161 nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline] nf_hook_slow+0xf4/0x400 net/netfilter/core.c:626 nf_hook include/linux/netfilter.h:269 [inline] NF_HOOK include/linux/netfilter.h:312 [inline] ipv6_rcv+0x29b/0x390 net/ipv6/ip6_input.c:310 __netif_receive_skb_one_core net/core/dev.c:5661 [inline] __netif_receive_skb+0x1da/0xa00 net/core/dev.c:5775 process_backlog+0x4ad/0xa50 net/core/dev.c:6108 __napi_poll+0xe7/0x980 net/core/dev.c:6772 napi_poll net/core/dev.c:6841 [inline] net_rx_action+0xa5a/0x19b0 net/core/dev.c:6963 handle_softirqs+0x1ce/0x800 kernel/softirq.c:554 __do_softirq+0x14/0x1a kernel/softirq.c:588 do_softirq+0x9a/0x100 kernel/softirq.c:455 __local_bh_enable_ip+0x9f/0xb0 kernel/softirq.c:382 local_bh_enable include/linux/bottom_half.h:33 [inline] rcu_read_unlock_bh include/linux/rcupdate.h:908 [inline] __dev_queue_xmit+0x2692/0x5610 net/core/dev.c:4450 dev_queue_xmit include/linux/netdevice.h:3105 [inline] neigh_resolve_output+0x9ca/0xae0 net/core/neighbour.c:1565 neigh_output include/net/neighbour.h:542 [inline] ip6_finish_output2+0x2347/0x2ba0 net/ipv6/ip6_output.c:141 __ip6_finish_output net/ipv6/ip6_output.c:215 [inline] ip6_finish_output+0xbb8/0x14b0 net/ipv6/ip6_output.c:226 NF_HOOK_COND include/linux/netfilter.h:303 [inline] ip6_output+0x356/0x620 net/ipv6/ip6_output.c:247 dst_output include/net/dst.h:450 [inline] NF_HOOK include/linux/netfilter.h:314 [inline] ip6_xmit+0x1ba6/0x25d0 net/ipv6/ip6_output.c:366 inet6_csk_xmit+0x442/0x530 net/ipv6/inet6_connection_sock.c:135 __tcp_transmit_skb+0x3b07/0x4880 net/ipv4/tcp_output.c:1466 tcp_transmit_skb net/ipv4/tcp_output.c:1484 [inline] tcp_connect+0x35b6/0x7130 net/ipv4/tcp_output.c:4143 tcp_v6_connect+0x1bcc/0x1e40 net/ipv6/tcp_ipv6.c:333 __inet_stream_connect+0x2ef/0x1730 net/ipv4/af_inet.c:679 inet_stream_connect+0x6a/0xd0 net/ipv4/af_inet.c:750 __sys_connect_file net/socket.c:2061 [inline] __sys_connect+0x606/0x690 net/socket.c:2078 __do_sys_connect net/socket.c:2088 [inline] __se_sys_connect net/socket.c:2085 [inline] __x64_sys_connect+0x91/0xe0 net/socket.c:2085 x64_sys_call+0x27a5/0x3ba0 arch/x86/include/generated/asm/syscalls_64.h:43 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was stored to memory at: nf_reject_ip6_tcphdr_put+0x60c/0x6c0 net/ipv6/netfilter/nf_reject_ipv6.c:249 nf_send_reset6+0xd84/0x15b0 net/ipv6/netfilter/nf_reject_ipv6.c:344 nft_reject_inet_eval+0x3c1/0x880 net/netfilter/nft_reject_inet.c:48 expr_call_ops_eval net/netfilter/nf_tables_core.c:240 [inline] nft_do_chain+0x438/0x22a0 net/netfilter/nf_tables_core.c:288 nft_do_chain_inet+0x41a/0x4f0 net/netfilter/nft_chain_filter.c:161 nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline] nf_hook_slow+0xf4/0x400 net/netfilter/core.c:626 nf_hook include/linux/netfilter.h:269 [inline] NF_HOOK include/linux/netfilter.h:312 [inline] ipv6_rcv+0x29b/0x390 net/ipv6/ip6_input.c:310 __netif_receive_skb_one_core ---truncated---
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/10210658f827ad45061581cbfc05924b723e8922Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7a7b5a27c53b55e91eecf646d1b204e73fa4af93Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7bcbc4cda777d26c88500d973fad0d497fc8a82e
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7ea2bcfd9bf4c3dbbf22546162226fd1c14d8ad2Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/872eca64c3267dbc5836b715716fc6c03a18eda7
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9c778fe48d20ef362047e3376dee56d77f8500d4Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/af4b8a704f26f38310655bad67fd8096293275a2Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/dcf48ab3ca2c55b09c8f9c8de0df01c1943bc4e5Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/fbff87d682e57ddbbe82abf6d0a1a4a36a98afcdPatch
Impacted products
Vendor Product Version
Linux Linux Version: c8d7b98bec43faaa6583c3135030be5eb4693acb
Version: c8d7b98bec43faaa6583c3135030be5eb4693acb
Version: c8d7b98bec43faaa6583c3135030be5eb4693acb
Version: c8d7b98bec43faaa6583c3135030be5eb4693acb
Version: c8d7b98bec43faaa6583c3135030be5eb4693acb
Version: c8d7b98bec43faaa6583c3135030be5eb4693acb
Version: c8d7b98bec43faaa6583c3135030be5eb4693acb
Version: c8d7b98bec43faaa6583c3135030be5eb4693acb
Version: c8d7b98bec43faaa6583c3135030be5eb4693acb
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   Linux Linux Version: 3.18
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{
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      {
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          {
            "other": {
              "content": {
                "id": "CVE-2024-47685",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-10-21T13:06:45.955918Z",
                "version": "2.0.3"
              },
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        ],
        "providerMetadata": {
          "dateUpdated": "2024-10-21T13:14:16.073Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
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          "product": "Linux",
          "programFiles": [
            "net/ipv6/netfilter/nf_reject_ipv6.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
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          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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              "version": "3.18"
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              "version": "0",
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              "version": "4.19.323",
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              "version": "5.4.285",
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              "version": "6.6.54",
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        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nf_reject_ipv6: fix nf_reject_ip6_tcphdr_put()\n\nsyzbot reported that nf_reject_ip6_tcphdr_put() was possibly sending\ngarbage on the four reserved tcp bits (th-\u003eres1)\n\nUse skb_put_zero() to clear the whole TCP header,\nas done in nf_reject_ip_tcphdr_put()\n\nBUG: KMSAN: uninit-value in nf_reject_ip6_tcphdr_put+0x688/0x6c0 net/ipv6/netfilter/nf_reject_ipv6.c:255\n  nf_reject_ip6_tcphdr_put+0x688/0x6c0 net/ipv6/netfilter/nf_reject_ipv6.c:255\n  nf_send_reset6+0xd84/0x15b0 net/ipv6/netfilter/nf_reject_ipv6.c:344\n  nft_reject_inet_eval+0x3c1/0x880 net/netfilter/nft_reject_inet.c:48\n  expr_call_ops_eval net/netfilter/nf_tables_core.c:240 [inline]\n  nft_do_chain+0x438/0x22a0 net/netfilter/nf_tables_core.c:288\n  nft_do_chain_inet+0x41a/0x4f0 net/netfilter/nft_chain_filter.c:161\n  nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]\n  nf_hook_slow+0xf4/0x400 net/netfilter/core.c:626\n  nf_hook include/linux/netfilter.h:269 [inline]\n  NF_HOOK include/linux/netfilter.h:312 [inline]\n  ipv6_rcv+0x29b/0x390 net/ipv6/ip6_input.c:310\n  __netif_receive_skb_one_core net/core/dev.c:5661 [inline]\n  __netif_receive_skb+0x1da/0xa00 net/core/dev.c:5775\n  process_backlog+0x4ad/0xa50 net/core/dev.c:6108\n  __napi_poll+0xe7/0x980 net/core/dev.c:6772\n  napi_poll net/core/dev.c:6841 [inline]\n  net_rx_action+0xa5a/0x19b0 net/core/dev.c:6963\n  handle_softirqs+0x1ce/0x800 kernel/softirq.c:554\n  __do_softirq+0x14/0x1a kernel/softirq.c:588\n  do_softirq+0x9a/0x100 kernel/softirq.c:455\n  __local_bh_enable_ip+0x9f/0xb0 kernel/softirq.c:382\n  local_bh_enable include/linux/bottom_half.h:33 [inline]\n  rcu_read_unlock_bh include/linux/rcupdate.h:908 [inline]\n  __dev_queue_xmit+0x2692/0x5610 net/core/dev.c:4450\n  dev_queue_xmit include/linux/netdevice.h:3105 [inline]\n  neigh_resolve_output+0x9ca/0xae0 net/core/neighbour.c:1565\n  neigh_output include/net/neighbour.h:542 [inline]\n  ip6_finish_output2+0x2347/0x2ba0 net/ipv6/ip6_output.c:141\n  __ip6_finish_output net/ipv6/ip6_output.c:215 [inline]\n  ip6_finish_output+0xbb8/0x14b0 net/ipv6/ip6_output.c:226\n  NF_HOOK_COND include/linux/netfilter.h:303 [inline]\n  ip6_output+0x356/0x620 net/ipv6/ip6_output.c:247\n  dst_output include/net/dst.h:450 [inline]\n  NF_HOOK include/linux/netfilter.h:314 [inline]\n  ip6_xmit+0x1ba6/0x25d0 net/ipv6/ip6_output.c:366\n  inet6_csk_xmit+0x442/0x530 net/ipv6/inet6_connection_sock.c:135\n  __tcp_transmit_skb+0x3b07/0x4880 net/ipv4/tcp_output.c:1466\n  tcp_transmit_skb net/ipv4/tcp_output.c:1484 [inline]\n  tcp_connect+0x35b6/0x7130 net/ipv4/tcp_output.c:4143\n  tcp_v6_connect+0x1bcc/0x1e40 net/ipv6/tcp_ipv6.c:333\n  __inet_stream_connect+0x2ef/0x1730 net/ipv4/af_inet.c:679\n  inet_stream_connect+0x6a/0xd0 net/ipv4/af_inet.c:750\n  __sys_connect_file net/socket.c:2061 [inline]\n  __sys_connect+0x606/0x690 net/socket.c:2078\n  __do_sys_connect net/socket.c:2088 [inline]\n  __se_sys_connect net/socket.c:2085 [inline]\n  __x64_sys_connect+0x91/0xe0 net/socket.c:2085\n  x64_sys_call+0x27a5/0x3ba0 arch/x86/include/generated/asm/syscalls_64.h:43\n  do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n  do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n\nUninit was stored to memory at:\n  nf_reject_ip6_tcphdr_put+0x60c/0x6c0 net/ipv6/netfilter/nf_reject_ipv6.c:249\n  nf_send_reset6+0xd84/0x15b0 net/ipv6/netfilter/nf_reject_ipv6.c:344\n  nft_reject_inet_eval+0x3c1/0x880 net/netfilter/nft_reject_inet.c:48\n  expr_call_ops_eval net/netfilter/nf_tables_core.c:240 [inline]\n  nft_do_chain+0x438/0x22a0 net/netfilter/nf_tables_core.c:288\n  nft_do_chain_inet+0x41a/0x4f0 net/netfilter/nft_chain_filter.c:161\n  nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]\n  nf_hook_slow+0xf4/0x400 net/netfilter/core.c:626\n  nf_hook include/linux/netfilter.h:269 [inline]\n  NF_HOOK include/linux/netfilter.h:312 [inline]\n  ipv6_rcv+0x29b/0x390 net/ipv6/ip6_input.c:310\n  __netif_receive_skb_one_core\n---truncated---"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-12-19T09:25:58.578Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/872eca64c3267dbc5836b715716fc6c03a18eda7"
        },
        {
          "url": "https://git.kernel.org/stable/c/7bcbc4cda777d26c88500d973fad0d497fc8a82e"
        },
        {
          "url": "https://git.kernel.org/stable/c/dcf48ab3ca2c55b09c8f9c8de0df01c1943bc4e5"
        },
        {
          "url": "https://git.kernel.org/stable/c/fbff87d682e57ddbbe82abf6d0a1a4a36a98afcd"
        },
        {
          "url": "https://git.kernel.org/stable/c/7ea2bcfd9bf4c3dbbf22546162226fd1c14d8ad2"
        },
        {
          "url": "https://git.kernel.org/stable/c/af4b8a704f26f38310655bad67fd8096293275a2"
        },
        {
          "url": "https://git.kernel.org/stable/c/7a7b5a27c53b55e91eecf646d1b204e73fa4af93"
        },
        {
          "url": "https://git.kernel.org/stable/c/10210658f827ad45061581cbfc05924b723e8922"
        },
        {
          "url": "https://git.kernel.org/stable/c/9c778fe48d20ef362047e3376dee56d77f8500d4"
        }
      ],
      "title": "netfilter: nf_reject_ipv6: fix nf_reject_ip6_tcphdr_put()",
      "x_generator": {
        "engine": "bippy-5f407fcff5a0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2024-47685",
    "datePublished": "2024-10-21T11:53:26.486Z",
    "dateReserved": "2024-09-30T16:00:12.941Z",
    "dateUpdated": "2024-12-19T09:25:58.578Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-47685\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-10-21T12:15:05.397\",\"lastModified\":\"2024-11-08T16:15:25.083\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnetfilter: nf_reject_ipv6: fix nf_reject_ip6_tcphdr_put()\\n\\nsyzbot reported that nf_reject_ip6_tcphdr_put() was possibly sending\\ngarbage on the four reserved tcp bits (th-\u003eres1)\\n\\nUse skb_put_zero() to clear the whole TCP header,\\nas done in nf_reject_ip_tcphdr_put()\\n\\nBUG: KMSAN: uninit-value in nf_reject_ip6_tcphdr_put+0x688/0x6c0 net/ipv6/netfilter/nf_reject_ipv6.c:255\\n  nf_reject_ip6_tcphdr_put+0x688/0x6c0 net/ipv6/netfilter/nf_reject_ipv6.c:255\\n  nf_send_reset6+0xd84/0x15b0 net/ipv6/netfilter/nf_reject_ipv6.c:344\\n  nft_reject_inet_eval+0x3c1/0x880 net/netfilter/nft_reject_inet.c:48\\n  expr_call_ops_eval net/netfilter/nf_tables_core.c:240 [inline]\\n  nft_do_chain+0x438/0x22a0 net/netfilter/nf_tables_core.c:288\\n  nft_do_chain_inet+0x41a/0x4f0 net/netfilter/nft_chain_filter.c:161\\n  nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]\\n  nf_hook_slow+0xf4/0x400 net/netfilter/core.c:626\\n  nf_hook include/linux/netfilter.h:269 [inline]\\n  NF_HOOK include/linux/netfilter.h:312 [inline]\\n  ipv6_rcv+0x29b/0x390 net/ipv6/ip6_input.c:310\\n  __netif_receive_skb_one_core net/core/dev.c:5661 [inline]\\n  __netif_receive_skb+0x1da/0xa00 net/core/dev.c:5775\\n  process_backlog+0x4ad/0xa50 net/core/dev.c:6108\\n  __napi_poll+0xe7/0x980 net/core/dev.c:6772\\n  napi_poll net/core/dev.c:6841 [inline]\\n  net_rx_action+0xa5a/0x19b0 net/core/dev.c:6963\\n  handle_softirqs+0x1ce/0x800 kernel/softirq.c:554\\n  __do_softirq+0x14/0x1a kernel/softirq.c:588\\n  do_softirq+0x9a/0x100 kernel/softirq.c:455\\n  __local_bh_enable_ip+0x9f/0xb0 kernel/softirq.c:382\\n  local_bh_enable include/linux/bottom_half.h:33 [inline]\\n  rcu_read_unlock_bh include/linux/rcupdate.h:908 [inline]\\n  __dev_queue_xmit+0x2692/0x5610 net/core/dev.c:4450\\n  dev_queue_xmit include/linux/netdevice.h:3105 [inline]\\n  neigh_resolve_output+0x9ca/0xae0 net/core/neighbour.c:1565\\n  neigh_output include/net/neighbour.h:542 [inline]\\n  ip6_finish_output2+0x2347/0x2ba0 net/ipv6/ip6_output.c:141\\n  __ip6_finish_output net/ipv6/ip6_output.c:215 [inline]\\n  ip6_finish_output+0xbb8/0x14b0 net/ipv6/ip6_output.c:226\\n  NF_HOOK_COND include/linux/netfilter.h:303 [inline]\\n  ip6_output+0x356/0x620 net/ipv6/ip6_output.c:247\\n  dst_output include/net/dst.h:450 [inline]\\n  NF_HOOK include/linux/netfilter.h:314 [inline]\\n  ip6_xmit+0x1ba6/0x25d0 net/ipv6/ip6_output.c:366\\n  inet6_csk_xmit+0x442/0x530 net/ipv6/inet6_connection_sock.c:135\\n  __tcp_transmit_skb+0x3b07/0x4880 net/ipv4/tcp_output.c:1466\\n  tcp_transmit_skb net/ipv4/tcp_output.c:1484 [inline]\\n  tcp_connect+0x35b6/0x7130 net/ipv4/tcp_output.c:4143\\n  tcp_v6_connect+0x1bcc/0x1e40 net/ipv6/tcp_ipv6.c:333\\n  __inet_stream_connect+0x2ef/0x1730 net/ipv4/af_inet.c:679\\n  inet_stream_connect+0x6a/0xd0 net/ipv4/af_inet.c:750\\n  __sys_connect_file net/socket.c:2061 [inline]\\n  __sys_connect+0x606/0x690 net/socket.c:2078\\n  __do_sys_connect net/socket.c:2088 [inline]\\n  __se_sys_connect net/socket.c:2085 [inline]\\n  __x64_sys_connect+0x91/0xe0 net/socket.c:2085\\n  x64_sys_call+0x27a5/0x3ba0 arch/x86/include/generated/asm/syscalls_64.h:43\\n  do_syscall_x64 arch/x86/entry/common.c:52 [inline]\\n  do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83\\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\\n\\nUninit was stored to memory at:\\n  nf_reject_ip6_tcphdr_put+0x60c/0x6c0 net/ipv6/netfilter/nf_reject_ipv6.c:249\\n  nf_send_reset6+0xd84/0x15b0 net/ipv6/netfilter/nf_reject_ipv6.c:344\\n  nft_reject_inet_eval+0x3c1/0x880 net/netfilter/nft_reject_inet.c:48\\n  expr_call_ops_eval net/netfilter/nf_tables_core.c:240 [inline]\\n  nft_do_chain+0x438/0x22a0 net/netfilter/nf_tables_core.c:288\\n  nft_do_chain_inet+0x41a/0x4f0 net/netfilter/nft_chain_filter.c:161\\n  nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]\\n  nf_hook_slow+0xf4/0x400 net/netfilter/core.c:626\\n  nf_hook include/linux/netfilter.h:269 [inline]\\n  NF_HOOK include/linux/netfilter.h:312 [inline]\\n  ipv6_rcv+0x29b/0x390 net/ipv6/ip6_input.c:310\\n  __netif_receive_skb_one_core\\n---truncated---\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: netfilter: nf_reject_ipv6: correcci\u00f3n de nf_reject_ip6_tcphdr_put() syzbot inform\u00f3 que nf_reject_ip6_tcphdr_put() posiblemente estaba enviando basura en los cuatro bits tcp reservados (th-\u0026gt;res1) Utilice skb_put_zero() para borrar todo el encabezado TCP, como se hace en nf_reject_ip_tcphdr_put() ERROR: KMSAN: valor no inicializado en nf_reject_ip6_tcphdr_put+0x688/0x6c0 net/ipv6/netfilter/nf_reject_ipv6.c:255 nf_reject_ip6_tcphdr_put+0x688/0x6c0 net/ipv6/netfilter/nf_reject_ipv6.c:255 nf_send_reset6+0xd84/0x15b0 net/ipv6/netfilter/nf_reject_ipv6.c:344 nft_reject_inet_eval+0x3c1/0x880 net/netfilter/nft_reject_inet.c:48 evaluaci\u00f3n_operaciones_llamada_expr net/netfilter/nf_tables_core.c:240 [en l\u00ednea] nft_do_chain+0x438/0x22a0 net/netfilter/nf_tables_core.c:288 nft_do_chain_inet+0x41a/0x4f0 net/netfilter/nft_chain_filter.c:161 nf_hook_entry_hookfn incluye/linux/netfilter.h:154 [en l\u00ednea] nf_hook_slow+0xf4/0x400 net/netfilter/core.c:626 nf_hook incluye/linux/netfilter.h:269 [en l\u00ednea] NF_HOOK incluye/linux/netfilter.h:312 [en l\u00ednea] ipv6_rcv+0x29b/0x390 net/ipv6/ip6_input.c:310 __netif_receive_skb_one_core net/core/dev.c:5661 [en l\u00ednea] __netif_receive_skb+0x1da/0xa00 net/core/dev.c:5775 process_backlog+0x4ad/0xa50 net/core/dev.c:6108 __napi_poll+0xe7/0x980 net/core/dev.c:6772 napi_poll net/core/dev.c:6841 [en l\u00ednea] net_rx_action+0xa5a/0x19b0 net/core/dev.c:6963 handle_softirqs+0x1ce/0x800 kernel/softirq.c:554 __do_softirq+0x14/0x1a kernel/softirq.c:588 do_softirq+0x9a/0x100 kernel/softirq.c:455 __local_bh_enable_ip+0x9f/0xb0 kernel/softirq.c:382 local_bh_enable include/linux/bottom_half.h:33 [en l\u00ednea] rcu_read_unlock_bh incluir/linux/rcupdate.h:908 [en l\u00ednea] __dev_queue_xmit+0x2692/0x5610 net/core/dev.c:4450 dev_queue_xmit incluir/linux/netdevice.h:3105 [en l\u00ednea] neigh_resolve_output+0x9ca/0xae0 net/core/neighbour.c:1565 neigh_output incluir/net/neighbour.h:542 [en l\u00ednea] ip6_finish_output2+0x2347/0x2ba0 net/ipv6/ip6_output.c:141 __ip6_finish_output net/ipv6/ip6_output.c:215 [en l\u00ednea] ip6_finish_output+0xbb8/0x14b0 net/ipv6/ip6_output.c:226 NF_HOOK_COND incluye/linux/netfilter.h:303 [en l\u00ednea] ip6_output+0x356/0x620 net/ipv6/ip6_output.c:247 dst_output incluye/net/dst.h:450 [en l\u00ednea] NF_HOOK incluye/linux/netfilter.h:314 [en l\u00ednea] ip6_xmit+0x1ba6/0x25d0 net/ipv6/ip6_output.c:366 inet6_csk_xmit+0x442/0x530 net/ipv6/inet6_connection_sock.c:135 __tcp_transmit_skb+0x3b07/0x4880 net/ipv4/tcp_output.c:1466 tcp_transmit_skb net/ipv4/tcp_output.c:1484 [en l\u00ednea] tcp_connect+0x35b6/0x7130 net/ipv4/tcp_output.c:4143 tcp_v6_connect+0x1bcc/0x1e40 net/ipv6/tcp_ipv6.c:333 __inet_stream_connect+0x2ef/0x1730 net/ipv4/af_inet.c:679 inet_stream_connect+0x6a/0xd0 net/ipv4/af_inet.c:750 __sys_connect_file net/socket.c:2061 [en l\u00ednea] __sys_connect+0x606/0x690 net/socket.c:2078 __do_sys_connect net/socket.c:2088 [en l\u00ednea] __se_sys_connect net/socket.c:2085 [en l\u00ednea] __x64_sys_connect+0x91/0xe0 net/socket.c:2085 x64_sys_call+0x27a5/0x3ba0 arch/x86/include/generated/asm/syscalls_64.h:43 do_syscall_x64 arch/x86/entry/common.c:52 [en l\u00ednea] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit se almacen\u00f3 en la memoria en: nf_reject_ip6_tcphdr_put+0x60c/0x6c0 net/ipv6/netfilter/nf_reject_ipv6.c:249 nf_send_reset6+0xd84/0x15b0 net/ipv6/netfilter/nf_reject_ipv6.c:344 nft_reject_inet_eval+0x3c1/0x880 net/netfilter/nft_reject_inet.c:48 evaluaci\u00f3n_operaciones_llamada_expr net/netfilter/nf_tables_core.c:240 [en l\u00ednea] nft_do_chain+0x438/0x22a0 net/netfilter/nf_tables_core.c:288 nft_do_chain_inet+0x41a/0x4f0 net/netfilter/nft_chain_filter.c:161 nf_hook_entry_hookfn incluye/linux/netfilter.h:154 [en l\u00ednea] nf_hook_slow+0xf4/0x400 net/netfilter/core.c:626 nf_hook incluye/linux/netfilter.h:269 [en l\u00ednea] NF_HOOK incluye/linux/netfilter.h:312 [en l\u00ednea] ipv6_rcv+0x29b/0x390 net/ipv6/ip6_input.c:310 __netif_receive_skb_one_core ---truncado---\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H\",\"baseScore\":9.1,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.2}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-908\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.18\",\"versionEndExcluding\":\"5.10.227\",\"matchCriteriaId\":\"5C882E98-F19D-47B6-A807-73BB9ABA763C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.168\",\"matchCriteriaId\":\"4D51C05D-455B-4D8D-89E7-A58E140B864C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"6.1.113\",\"matchCriteriaId\":\"D01BD22E-ACD1-4618-9D01-6116570BE1EE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2\",\"versionEndExcluding\":\"6.6.54\",\"matchCriteriaId\":\"D448821D-C085-4CAF-88FA-2DDE7BE21976\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.7\",\"versionEndExcluding\":\"6.10.13\",\"matchCriteriaId\":\"CE94BB8D-B0AB-4563-9ED7-A12122B56EBE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.11\",\"versionEndExcluding\":\"6.11.2\",\"matchCriteriaId\":\"AB755D26-97F4-43B6-8604-CD076811E181\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/10210658f827ad45061581cbfc05924b723e8922\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/7a7b5a27c53b55e91eecf646d1b204e73fa4af93\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/7bcbc4cda777d26c88500d973fad0d497fc8a82e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/7ea2bcfd9bf4c3dbbf22546162226fd1c14d8ad2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/872eca64c3267dbc5836b715716fc6c03a18eda7\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/9c778fe48d20ef362047e3376dee56d77f8500d4\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/af4b8a704f26f38310655bad67fd8096293275a2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/dcf48ab3ca2c55b09c8f9c8de0df01c1943bc4e5\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/fbff87d682e57ddbbe82abf6d0a1a4a36a98afcd\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2024-47685\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-10-21T13:06:45.955918Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-10-21T13:06:49.245Z\"}}], \"cna\": {\"title\": \"netfilter: nf_reject_ipv6: fix nf_reject_ip6_tcphdr_put()\", \"affected\": [{\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"c8d7b98bec43faaa6583c3135030be5eb4693acb\", \"lessThan\": \"872eca64c3267dbc5836b715716fc6c03a18eda7\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"c8d7b98bec43faaa6583c3135030be5eb4693acb\", \"lessThan\": \"7bcbc4cda777d26c88500d973fad0d497fc8a82e\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"c8d7b98bec43faaa6583c3135030be5eb4693acb\", \"lessThan\": \"dcf48ab3ca2c55b09c8f9c8de0df01c1943bc4e5\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"c8d7b98bec43faaa6583c3135030be5eb4693acb\", \"lessThan\": \"fbff87d682e57ddbbe82abf6d0a1a4a36a98afcd\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"c8d7b98bec43faaa6583c3135030be5eb4693acb\", \"lessThan\": \"7ea2bcfd9bf4c3dbbf22546162226fd1c14d8ad2\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"c8d7b98bec43faaa6583c3135030be5eb4693acb\", \"lessThan\": \"af4b8a704f26f38310655bad67fd8096293275a2\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"c8d7b98bec43faaa6583c3135030be5eb4693acb\", \"lessThan\": \"7a7b5a27c53b55e91eecf646d1b204e73fa4af93\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"c8d7b98bec43faaa6583c3135030be5eb4693acb\", \"lessThan\": \"10210658f827ad45061581cbfc05924b723e8922\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"c8d7b98bec43faaa6583c3135030be5eb4693acb\", \"lessThan\": \"9c778fe48d20ef362047e3376dee56d77f8500d4\", \"versionType\": \"git\"}], \"programFiles\": [\"net/ipv6/netfilter/nf_reject_ipv6.c\"], \"defaultStatus\": \"unaffected\"}, {\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"3.18\"}, {\"status\": \"unaffected\", \"version\": \"0\", \"lessThan\": \"3.18\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"4.19.323\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"4.19.*\"}, {\"status\": \"unaffected\", \"version\": \"5.4.285\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.4.*\"}, {\"status\": \"unaffected\", \"version\": \"5.10.227\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.10.*\"}, {\"status\": \"unaffected\", \"version\": \"5.15.168\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.15.*\"}, {\"status\": \"unaffected\", \"version\": \"6.1.113\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.1.*\"}, {\"status\": \"unaffected\", \"version\": \"6.6.54\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.6.*\"}, {\"status\": \"unaffected\", \"version\": \"6.10.13\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.10.*\"}, {\"status\": \"unaffected\", \"version\": \"6.11.2\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.11.*\"}, {\"status\": \"unaffected\", \"version\": \"6.12\", \"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"net/ipv6/netfilter/nf_reject_ipv6.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/872eca64c3267dbc5836b715716fc6c03a18eda7\"}, {\"url\": \"https://git.kernel.org/stable/c/7bcbc4cda777d26c88500d973fad0d497fc8a82e\"}, {\"url\": \"https://git.kernel.org/stable/c/dcf48ab3ca2c55b09c8f9c8de0df01c1943bc4e5\"}, {\"url\": \"https://git.kernel.org/stable/c/fbff87d682e57ddbbe82abf6d0a1a4a36a98afcd\"}, {\"url\": \"https://git.kernel.org/stable/c/7ea2bcfd9bf4c3dbbf22546162226fd1c14d8ad2\"}, {\"url\": \"https://git.kernel.org/stable/c/af4b8a704f26f38310655bad67fd8096293275a2\"}, {\"url\": \"https://git.kernel.org/stable/c/7a7b5a27c53b55e91eecf646d1b204e73fa4af93\"}, {\"url\": \"https://git.kernel.org/stable/c/10210658f827ad45061581cbfc05924b723e8922\"}, {\"url\": \"https://git.kernel.org/stable/c/9c778fe48d20ef362047e3376dee56d77f8500d4\"}], \"x_generator\": {\"engine\": \"bippy-5f407fcff5a0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnetfilter: nf_reject_ipv6: fix nf_reject_ip6_tcphdr_put()\\n\\nsyzbot reported that nf_reject_ip6_tcphdr_put() was possibly sending\\ngarbage on the four reserved tcp bits (th-\u003eres1)\\n\\nUse skb_put_zero() to clear the whole TCP header,\\nas done in nf_reject_ip_tcphdr_put()\\n\\nBUG: KMSAN: uninit-value in nf_reject_ip6_tcphdr_put+0x688/0x6c0 net/ipv6/netfilter/nf_reject_ipv6.c:255\\n  nf_reject_ip6_tcphdr_put+0x688/0x6c0 net/ipv6/netfilter/nf_reject_ipv6.c:255\\n  nf_send_reset6+0xd84/0x15b0 net/ipv6/netfilter/nf_reject_ipv6.c:344\\n  nft_reject_inet_eval+0x3c1/0x880 net/netfilter/nft_reject_inet.c:48\\n  expr_call_ops_eval net/netfilter/nf_tables_core.c:240 [inline]\\n  nft_do_chain+0x438/0x22a0 net/netfilter/nf_tables_core.c:288\\n  nft_do_chain_inet+0x41a/0x4f0 net/netfilter/nft_chain_filter.c:161\\n  nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]\\n  nf_hook_slow+0xf4/0x400 net/netfilter/core.c:626\\n  nf_hook include/linux/netfilter.h:269 [inline]\\n  NF_HOOK include/linux/netfilter.h:312 [inline]\\n  ipv6_rcv+0x29b/0x390 net/ipv6/ip6_input.c:310\\n  __netif_receive_skb_one_core net/core/dev.c:5661 [inline]\\n  __netif_receive_skb+0x1da/0xa00 net/core/dev.c:5775\\n  process_backlog+0x4ad/0xa50 net/core/dev.c:6108\\n  __napi_poll+0xe7/0x980 net/core/dev.c:6772\\n  napi_poll net/core/dev.c:6841 [inline]\\n  net_rx_action+0xa5a/0x19b0 net/core/dev.c:6963\\n  handle_softirqs+0x1ce/0x800 kernel/softirq.c:554\\n  __do_softirq+0x14/0x1a kernel/softirq.c:588\\n  do_softirq+0x9a/0x100 kernel/softirq.c:455\\n  __local_bh_enable_ip+0x9f/0xb0 kernel/softirq.c:382\\n  local_bh_enable include/linux/bottom_half.h:33 [inline]\\n  rcu_read_unlock_bh include/linux/rcupdate.h:908 [inline]\\n  __dev_queue_xmit+0x2692/0x5610 net/core/dev.c:4450\\n  dev_queue_xmit include/linux/netdevice.h:3105 [inline]\\n  neigh_resolve_output+0x9ca/0xae0 net/core/neighbour.c:1565\\n  neigh_output include/net/neighbour.h:542 [inline]\\n  ip6_finish_output2+0x2347/0x2ba0 net/ipv6/ip6_output.c:141\\n  __ip6_finish_output net/ipv6/ip6_output.c:215 [inline]\\n  ip6_finish_output+0xbb8/0x14b0 net/ipv6/ip6_output.c:226\\n  NF_HOOK_COND include/linux/netfilter.h:303 [inline]\\n  ip6_output+0x356/0x620 net/ipv6/ip6_output.c:247\\n  dst_output include/net/dst.h:450 [inline]\\n  NF_HOOK include/linux/netfilter.h:314 [inline]\\n  ip6_xmit+0x1ba6/0x25d0 net/ipv6/ip6_output.c:366\\n  inet6_csk_xmit+0x442/0x530 net/ipv6/inet6_connection_sock.c:135\\n  __tcp_transmit_skb+0x3b07/0x4880 net/ipv4/tcp_output.c:1466\\n  tcp_transmit_skb net/ipv4/tcp_output.c:1484 [inline]\\n  tcp_connect+0x35b6/0x7130 net/ipv4/tcp_output.c:4143\\n  tcp_v6_connect+0x1bcc/0x1e40 net/ipv6/tcp_ipv6.c:333\\n  __inet_stream_connect+0x2ef/0x1730 net/ipv4/af_inet.c:679\\n  inet_stream_connect+0x6a/0xd0 net/ipv4/af_inet.c:750\\n  __sys_connect_file net/socket.c:2061 [inline]\\n  __sys_connect+0x606/0x690 net/socket.c:2078\\n  __do_sys_connect net/socket.c:2088 [inline]\\n  __se_sys_connect net/socket.c:2085 [inline]\\n  __x64_sys_connect+0x91/0xe0 net/socket.c:2085\\n  x64_sys_call+0x27a5/0x3ba0 arch/x86/include/generated/asm/syscalls_64.h:43\\n  do_syscall_x64 arch/x86/entry/common.c:52 [inline]\\n  do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83\\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\\n\\nUninit was stored to memory at:\\n  nf_reject_ip6_tcphdr_put+0x60c/0x6c0 net/ipv6/netfilter/nf_reject_ipv6.c:249\\n  nf_send_reset6+0xd84/0x15b0 net/ipv6/netfilter/nf_reject_ipv6.c:344\\n  nft_reject_inet_eval+0x3c1/0x880 net/netfilter/nft_reject_inet.c:48\\n  expr_call_ops_eval net/netfilter/nf_tables_core.c:240 [inline]\\n  nft_do_chain+0x438/0x22a0 net/netfilter/nf_tables_core.c:288\\n  nft_do_chain_inet+0x41a/0x4f0 net/netfilter/nft_chain_filter.c:161\\n  nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]\\n  nf_hook_slow+0xf4/0x400 net/netfilter/core.c:626\\n  nf_hook include/linux/netfilter.h:269 [inline]\\n  NF_HOOK include/linux/netfilter.h:312 [inline]\\n  ipv6_rcv+0x29b/0x390 net/ipv6/ip6_input.c:310\\n  __netif_receive_skb_one_core\\n---truncated---\"}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2024-12-19T09:25:58.578Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2024-47685\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2024-12-19T09:25:58.578Z\", \"dateReserved\": \"2024-09-30T16:00:12.941Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2024-10-21T11:53:26.486Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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