cve-2021-47078
Vulnerability from cvelistv5
Published
2024-03-01 21:15
Modified
2024-12-19 07:34
Severity ?
5.3 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Summary
In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Clear all QP fields if creation failed rxe_qp_do_cleanup() relies on valid pointer values in QP for the properly created ones, but in case rxe_qp_from_init() failed it was filled with garbage and caused tot the following error. refcount_t: underflow; use-after-free. WARNING: CPU: 1 PID: 12560 at lib/refcount.c:28 refcount_warn_saturate+0x1d1/0x1e0 lib/refcount.c:28 Modules linked in: CPU: 1 PID: 12560 Comm: syz-executor.4 Not tainted 5.12.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:refcount_warn_saturate+0x1d1/0x1e0 lib/refcount.c:28 Code: e9 db fe ff ff 48 89 df e8 2c c2 ea fd e9 8a fe ff ff e8 72 6a a7 fd 48 c7 c7 e0 b2 c1 89 c6 05 dc 3a e6 09 01 e8 ee 74 fb 04 <0f> 0b e9 af fe ff ff 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 55 RSP: 0018:ffffc900097ceba8 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff815bb075 RDI: fffff520012f9d67 RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff815b4eae R11: 0000000000000000 R12: ffff8880322a4800 R13: ffff8880322a4940 R14: ffff888033044e00 R15: 0000000000000000 FS: 00007f6eb2be3700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdbe5d41000 CR3: 000000001d181000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __refcount_sub_and_test include/linux/refcount.h:283 [inline] __refcount_dec_and_test include/linux/refcount.h:315 [inline] refcount_dec_and_test include/linux/refcount.h:333 [inline] kref_put include/linux/kref.h:64 [inline] rxe_qp_do_cleanup+0x96f/0xaf0 drivers/infiniband/sw/rxe/rxe_qp.c:805 execute_in_process_context+0x37/0x150 kernel/workqueue.c:3327 rxe_elem_release+0x9f/0x180 drivers/infiniband/sw/rxe/rxe_pool.c:391 kref_put include/linux/kref.h:65 [inline] rxe_create_qp+0x2cd/0x310 drivers/infiniband/sw/rxe/rxe_verbs.c:425 _ib_create_qp drivers/infiniband/core/core_priv.h:331 [inline] ib_create_named_qp+0x2ad/0x1370 drivers/infiniband/core/verbs.c:1231 ib_create_qp include/rdma/ib_verbs.h:3644 [inline] create_mad_qp+0x177/0x2d0 drivers/infiniband/core/mad.c:2920 ib_mad_port_open drivers/infiniband/core/mad.c:3001 [inline] ib_mad_init_device+0xd6f/0x1400 drivers/infiniband/core/mad.c:3092 add_client_context+0x405/0x5e0 drivers/infiniband/core/device.c:717 enable_device_and_get+0x1cd/0x3b0 drivers/infiniband/core/device.c:1331 ib_register_device drivers/infiniband/core/device.c:1413 [inline] ib_register_device+0x7c7/0xa50 drivers/infiniband/core/device.c:1365 rxe_register_device+0x3d5/0x4a0 drivers/infiniband/sw/rxe/rxe_verbs.c:1147 rxe_add+0x12fe/0x16d0 drivers/infiniband/sw/rxe/rxe.c:247 rxe_net_add+0x8c/0xe0 drivers/infiniband/sw/rxe/rxe_net.c:503 rxe_newlink drivers/infiniband/sw/rxe/rxe.c:269 [inline] rxe_newlink+0xb7/0xe0 drivers/infiniband/sw/rxe/rxe.c:250 nldev_newlink+0x30e/0x550 drivers/infiniband/core/nldev.c:1555 rdma_nl_rcv_msg+0x36d/0x690 drivers/infiniband/core/netlink.c:195 rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline] rdma_nl_rcv+0x2ee/0x430 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1927 sock_sendmsg_nosec net/socket.c:654 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:674 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2350 ___sys_sendmsg+0xf3/0x170 net/socket.c:2404 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2433 do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47 entry_SYSCALL_64_after_hwframe+0 ---truncated---
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/03344e843ab6dd3b3f2cadfb65ed910590856c70
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2ee4d79c364914989c80de382c0b1a7259a7e4b3
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/67f29896fdc83298eed5a6576ff8f9873f709228
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6a8086a42dfbf548a42bf2ae4faa291645c72c66
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a62225d951d77eb20208fed8fc199e0c9b1df08b
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c65391dd9f0a47617e96e38bd27e277cbe1c40b0
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f3783c415bf6d2ead3d7aa2c38802bbe10723646
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/03344e843ab6dd3b3f2cadfb65ed910590856c70
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/2ee4d79c364914989c80de382c0b1a7259a7e4b3
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/67f29896fdc83298eed5a6576ff8f9873f709228
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/6a8086a42dfbf548a42bf2ae4faa291645c72c66
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/a62225d951d77eb20208fed8fc199e0c9b1df08b
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/c65391dd9f0a47617e96e38bd27e277cbe1c40b0
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/f3783c415bf6d2ead3d7aa2c38802bbe10723646
Impacted products
Vendor Product Version
Linux Linux Version: 8700e3e7c4857d28ebaa824509934556da0b3e76
Version: 8700e3e7c4857d28ebaa824509934556da0b3e76
Version: 8700e3e7c4857d28ebaa824509934556da0b3e76
Version: 8700e3e7c4857d28ebaa824509934556da0b3e76
Version: 8700e3e7c4857d28ebaa824509934556da0b3e76
Version: 8700e3e7c4857d28ebaa824509934556da0b3e76
Version: 8700e3e7c4857d28ebaa824509934556da0b3e76
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        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/rxe: Clear all QP fields if creation failed\n\nrxe_qp_do_cleanup() relies on valid pointer values in QP for the properly\ncreated ones, but in case rxe_qp_from_init() failed it was filled with\ngarbage and caused tot the following error.\n\n  refcount_t: underflow; use-after-free.\n  WARNING: CPU: 1 PID: 12560 at lib/refcount.c:28 refcount_warn_saturate+0x1d1/0x1e0 lib/refcount.c:28\n  Modules linked in:\n  CPU: 1 PID: 12560 Comm: syz-executor.4 Not tainted 5.12.0-syzkaller #0\n  Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011\n  RIP: 0010:refcount_warn_saturate+0x1d1/0x1e0 lib/refcount.c:28\n  Code: e9 db fe ff ff 48 89 df e8 2c c2 ea fd e9 8a fe ff ff e8 72 6a a7 fd 48 c7 c7 e0 b2 c1 89 c6 05 dc 3a e6 09 01 e8 ee 74 fb 04 \u003c0f\u003e 0b e9 af fe ff ff 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 55\n  RSP: 0018:ffffc900097ceba8 EFLAGS: 00010286\n  RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000\n  RDX: 0000000000040000 RSI: ffffffff815bb075 RDI: fffff520012f9d67\n  RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000\n  R10: ffffffff815b4eae R11: 0000000000000000 R12: ffff8880322a4800\n  R13: ffff8880322a4940 R14: ffff888033044e00 R15: 0000000000000000\n  FS:  00007f6eb2be3700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000\n  CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n  CR2: 00007fdbe5d41000 CR3: 000000001d181000 CR4: 00000000001506e0\n  DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\n  DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\n  Call Trace:\n   __refcount_sub_and_test include/linux/refcount.h:283 [inline]\n   __refcount_dec_and_test include/linux/refcount.h:315 [inline]\n   refcount_dec_and_test include/linux/refcount.h:333 [inline]\n   kref_put include/linux/kref.h:64 [inline]\n   rxe_qp_do_cleanup+0x96f/0xaf0 drivers/infiniband/sw/rxe/rxe_qp.c:805\n   execute_in_process_context+0x37/0x150 kernel/workqueue.c:3327\n   rxe_elem_release+0x9f/0x180 drivers/infiniband/sw/rxe/rxe_pool.c:391\n   kref_put include/linux/kref.h:65 [inline]\n   rxe_create_qp+0x2cd/0x310 drivers/infiniband/sw/rxe/rxe_verbs.c:425\n   _ib_create_qp drivers/infiniband/core/core_priv.h:331 [inline]\n   ib_create_named_qp+0x2ad/0x1370 drivers/infiniband/core/verbs.c:1231\n   ib_create_qp include/rdma/ib_verbs.h:3644 [inline]\n   create_mad_qp+0x177/0x2d0 drivers/infiniband/core/mad.c:2920\n   ib_mad_port_open drivers/infiniband/core/mad.c:3001 [inline]\n   ib_mad_init_device+0xd6f/0x1400 drivers/infiniband/core/mad.c:3092\n   add_client_context+0x405/0x5e0 drivers/infiniband/core/device.c:717\n   enable_device_and_get+0x1cd/0x3b0 drivers/infiniband/core/device.c:1331\n   ib_register_device drivers/infiniband/core/device.c:1413 [inline]\n   ib_register_device+0x7c7/0xa50 drivers/infiniband/core/device.c:1365\n   rxe_register_device+0x3d5/0x4a0 drivers/infiniband/sw/rxe/rxe_verbs.c:1147\n   rxe_add+0x12fe/0x16d0 drivers/infiniband/sw/rxe/rxe.c:247\n   rxe_net_add+0x8c/0xe0 drivers/infiniband/sw/rxe/rxe_net.c:503\n   rxe_newlink drivers/infiniband/sw/rxe/rxe.c:269 [inline]\n   rxe_newlink+0xb7/0xe0 drivers/infiniband/sw/rxe/rxe.c:250\n   nldev_newlink+0x30e/0x550 drivers/infiniband/core/nldev.c:1555\n   rdma_nl_rcv_msg+0x36d/0x690 drivers/infiniband/core/netlink.c:195\n   rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline]\n   rdma_nl_rcv+0x2ee/0x430 drivers/infiniband/core/netlink.c:259\n   netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline]\n   netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1338\n   netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1927\n   sock_sendmsg_nosec net/socket.c:654 [inline]\n   sock_sendmsg+0xcf/0x120 net/socket.c:674\n   ____sys_sendmsg+0x6e8/0x810 net/socket.c:2350\n   ___sys_sendmsg+0xf3/0x170 net/socket.c:2404\n   __sys_sendmsg+0xe5/0x1b0 net/socket.c:2433\n   do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47\n   entry_SYSCALL_64_after_hwframe+0\n---truncated---"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-12-19T07:34:50.557Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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        {
          "url": "https://git.kernel.org/stable/c/67f29896fdc83298eed5a6576ff8f9873f709228"
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      ],
      "title": "RDMA/rxe: Clear all QP fields if creation failed",
      "x_generator": {
        "engine": "bippy-5f407fcff5a0"
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  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2021-47078",
    "datePublished": "2024-03-01T21:15:14.679Z",
    "dateReserved": "2024-02-29T22:33:44.297Z",
    "dateUpdated": "2024-12-19T07:34:50.557Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-47078\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-03-01T22:15:47.333\",\"lastModified\":\"2024-11-21T06:35:21.327\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nRDMA/rxe: Clear all QP fields if creation failed\\n\\nrxe_qp_do_cleanup() relies on valid pointer values in QP for the properly\\ncreated ones, but in case rxe_qp_from_init() failed it was filled with\\ngarbage and caused tot the following error.\\n\\n  refcount_t: underflow; use-after-free.\\n  WARNING: CPU: 1 PID: 12560 at lib/refcount.c:28 refcount_warn_saturate+0x1d1/0x1e0 lib/refcount.c:28\\n  Modules linked in:\\n  CPU: 1 PID: 12560 Comm: syz-executor.4 Not tainted 5.12.0-syzkaller #0\\n  Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011\\n  RIP: 0010:refcount_warn_saturate+0x1d1/0x1e0 lib/refcount.c:28\\n  Code: e9 db fe ff ff 48 89 df e8 2c c2 ea fd e9 8a fe ff ff e8 72 6a a7 fd 48 c7 c7 e0 b2 c1 89 c6 05 dc 3a e6 09 01 e8 ee 74 fb 04 \u003c0f\u003e 0b e9 af fe ff ff 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 55\\n  RSP: 0018:ffffc900097ceba8 EFLAGS: 00010286\\n  RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000\\n  RDX: 0000000000040000 RSI: ffffffff815bb075 RDI: fffff520012f9d67\\n  RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000\\n  R10: ffffffff815b4eae R11: 0000000000000000 R12: ffff8880322a4800\\n  R13: ffff8880322a4940 R14: ffff888033044e00 R15: 0000000000000000\\n  FS:  00007f6eb2be3700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000\\n  CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\n  CR2: 00007fdbe5d41000 CR3: 000000001d181000 CR4: 00000000001506e0\\n  DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\\n  DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\\n  Call Trace:\\n   __refcount_sub_and_test include/linux/refcount.h:283 [inline]\\n   __refcount_dec_and_test include/linux/refcount.h:315 [inline]\\n   refcount_dec_and_test include/linux/refcount.h:333 [inline]\\n   kref_put include/linux/kref.h:64 [inline]\\n   rxe_qp_do_cleanup+0x96f/0xaf0 drivers/infiniband/sw/rxe/rxe_qp.c:805\\n   execute_in_process_context+0x37/0x150 kernel/workqueue.c:3327\\n   rxe_elem_release+0x9f/0x180 drivers/infiniband/sw/rxe/rxe_pool.c:391\\n   kref_put include/linux/kref.h:65 [inline]\\n   rxe_create_qp+0x2cd/0x310 drivers/infiniband/sw/rxe/rxe_verbs.c:425\\n   _ib_create_qp drivers/infiniband/core/core_priv.h:331 [inline]\\n   ib_create_named_qp+0x2ad/0x1370 drivers/infiniband/core/verbs.c:1231\\n   ib_create_qp include/rdma/ib_verbs.h:3644 [inline]\\n   create_mad_qp+0x177/0x2d0 drivers/infiniband/core/mad.c:2920\\n   ib_mad_port_open drivers/infiniband/core/mad.c:3001 [inline]\\n   ib_mad_init_device+0xd6f/0x1400 drivers/infiniband/core/mad.c:3092\\n   add_client_context+0x405/0x5e0 drivers/infiniband/core/device.c:717\\n   enable_device_and_get+0x1cd/0x3b0 drivers/infiniband/core/device.c:1331\\n   ib_register_device drivers/infiniband/core/device.c:1413 [inline]\\n   ib_register_device+0x7c7/0xa50 drivers/infiniband/core/device.c:1365\\n   rxe_register_device+0x3d5/0x4a0 drivers/infiniband/sw/rxe/rxe_verbs.c:1147\\n   rxe_add+0x12fe/0x16d0 drivers/infiniband/sw/rxe/rxe.c:247\\n   rxe_net_add+0x8c/0xe0 drivers/infiniband/sw/rxe/rxe_net.c:503\\n   rxe_newlink drivers/infiniband/sw/rxe/rxe.c:269 [inline]\\n   rxe_newlink+0xb7/0xe0 drivers/infiniband/sw/rxe/rxe.c:250\\n   nldev_newlink+0x30e/0x550 drivers/infiniband/core/nldev.c:1555\\n   rdma_nl_rcv_msg+0x36d/0x690 drivers/infiniband/core/netlink.c:195\\n   rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline]\\n   rdma_nl_rcv+0x2ee/0x430 drivers/infiniband/core/netlink.c:259\\n   netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline]\\n   netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1338\\n   netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1927\\n   sock_sendmsg_nosec net/socket.c:654 [inline]\\n   sock_sendmsg+0xcf/0x120 net/socket.c:674\\n   ____sys_sendmsg+0x6e8/0x810 net/socket.c:2350\\n   ___sys_sendmsg+0xf3/0x170 net/socket.c:2404\\n   __sys_sendmsg+0xe5/0x1b0 net/socket.c:2433\\n   do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47\\n   entry_SYSCALL_64_after_hwframe+0\\n---truncated---\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: RDMA/rxe: borra todos los campos QP si la creaci\u00f3n falla. rxe_qp_do_cleanup() se basa en valores de puntero v\u00e1lidos en QP para los creados correctamente, pero en caso de que rxe_qp_from_init() fallara, se llen\u00f3 con basura y provoc\u00f3 el siguiente error. refcount_t: desbordamiento insuficiente; Use After Free. ADVERTENCIA: CPU: 1 PID: 12560 en lib/refcount.c:28 refcount_warn_saturate+0x1d1/0x1e0 lib/refcount.c:28 M\u00f3dulos vinculados en: CPU: 1 PID: 12560 Comm: syz-executor.4 No contaminado 5.12.0 -syzkaller #0 Nombre del hardware: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:refcount_warn_saturate+0x1d1/0x1e0 lib/refcount.c:28 C\u00f3digo: e9 db fe ff ff 48 89 df e8 2c c2 ea fd e9 8a fe ff ff e8 72 6a a7 fd 48 c7 c7 e0 b2 c1 89 c6 05 dc 3a e6 09 01 e8 ee 74 fb 04 \u0026lt;0f\u0026gt; 0b e9 af fe ff ff 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 55 RSP: 0018:ffffc900097ceba8 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 00000000000000000 RCX: 0000000000000000 RDX: 00 00000000040000 RSI: ffffffff815bb075 RDI: fffff520012f9d67 RBP: 0000000000000003 R08: 00000000000000000 R09: 00000000000000000 R10: ffffffff815b4eae R 11: 0000000000000000 R12: ffff8880322a4800 R13: ffff8880322a4940 R14: ffff888033044e00 R15: 0000000000000000 FS: 00007f6eb2be3700(0000) GS:ffff8880b9d00000(0000) knlGS :0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fdbe5d41000 CR3: 000000001d181000 CR4: 00000000001506e0 DR0: 0000 000000000000 DR1 : 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Seguimiento de llamadas: __refcount_sub_and_test include/linux/refcount.h:283 [ en l\u00ednea] __refcount_dec_and_test include/linux/refcount.h:315 [en l\u00ednea] refcount_dec_and_test include/linux/refcount. h:333 [en l\u00ednea] kref_put include/linux/kref.h:64 [en l\u00ednea] rxe_qp_do_cleanup+0x96f/0xaf0 drivers/infiniband/sw/rxe/rxe_qp.c:805 ejecutar_in_process_context+0x37/0x150 kernel/workqueue.c:3327 rxe_elem_release +0x9f/0x180 controladores/infiniband/sw/rxe/rxe_pool.c:391 kref_put include/linux/kref.h:65 [en l\u00ednea] rxe_create_qp+0x2cd/0x310 controladores/infiniband/sw/rxe/rxe_verbs.c:425 controladores _ib_create_qp /infiniband/core/core_priv.h:331 [en l\u00ednea] ib_create_named_qp+0x2ad/0x1370 controladores/infiniband/core/verbs.c:1231 ib_create_qp include/rdma/ib_verbs.h:3644 [en l\u00ednea] create_mad_qp+0x177/0x2d0 controladores/infiniband /core/mad.c:2920 ib_mad_port_open drivers/infiniband/core/mad.c:3001 [en l\u00ednea] ib_mad_init_device+0xd6f/0x1400 drivers/infiniband/core/mad.c:3092 add_client_context+0x405/0x5e0 drivers/infiniband/core/ device.c:717 enable_device_and_get+0x1cd/0x3b0 drivers/infiniband/core/device.c:1331 ib_register_device drivers/infiniband/core/device.c:1413 [en l\u00ednea] ib_register_device+0x7c7/0xa50 drivers/infiniband/core/device.c :1365 rxe_register_device+0x3d5/0x4a0 controladores/infiniband/sw/rxe/rxe_verbs.c:1147 rxe_add+0x12fe/0x16d0 controladores/infiniband/sw/rxe/rxe.c:247 rxe_net_add+0x8c/0xe0 controladores/infiniband/sw/r xe /rxe_net.c:503 controladores rxe_newlink/infiniband/sw/rxe/rxe.c:269 [en l\u00ednea] controladores rxe_newlink+0xb7/0xe0/infiniband/sw/rxe/rxe.c:250 controladores nldev_newlink+0x30e/0x550/infiniband/ core/nldev.c:1555 rdma_nl_rcv_msg+0x36d/0x690 controladores/infiniband/core/netlink.c:195 rdma_nl_rcv_skb controladores/infiniband/core/netlink.c:239 [en l\u00ednea] rdma_nl_rcv+0x2ee/0x430 controladores/infiniband/core/netlink .c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [en l\u00ednea] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1927 sock_sendmsg_nosec net/socket. c:654 [en l\u00ednea] sock_sendmsg+0xcf/0x120 net/socket.c:674 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2350 ___sys_sendmsg+0xf3/0x170 net/socket.c:2404 __sys_sendmsg+0xe5/0x1b 0 red/toma .c:2433 do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47 Entry_SYSCALL_64_after_hwframe+0 ---truncado---\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L\",\"baseScore\":5.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"LOW\"},\"exploitabilityScore\":1.8,\"impactScore\":3.4}]},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/03344e843ab6dd3b3f2cadfb65ed910590856c70\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/2ee4d79c364914989c80de382c0b1a7259a7e4b3\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/67f29896fdc83298eed5a6576ff8f9873f709228\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/6a8086a42dfbf548a42bf2ae4faa291645c72c66\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a62225d951d77eb20208fed8fc199e0c9b1df08b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/c65391dd9f0a47617e96e38bd27e277cbe1c40b0\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/f3783c415bf6d2ead3d7aa2c38802bbe10723646\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/03344e843ab6dd3b3f2cadfb65ed910590856c70\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/2ee4d79c364914989c80de382c0b1a7259a7e4b3\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/67f29896fdc83298eed5a6576ff8f9873f709228\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/6a8086a42dfbf548a42bf2ae4faa291645c72c66\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/a62225d951d77eb20208fed8fc199e0c9b1df08b\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/c65391dd9f0a47617e96e38bd27e277cbe1c40b0\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://git.kernel.org/stable/c/f3783c415bf6d2ead3d7aa2c38802bbe10723646\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://git.kernel.org/stable/c/c65391dd9f0a47617e96e38bd27e277cbe1c40b0\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/6a8086a42dfbf548a42bf2ae4faa291645c72c66\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/f3783c415bf6d2ead3d7aa2c38802bbe10723646\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/a62225d951d77eb20208fed8fc199e0c9b1df08b\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/2ee4d79c364914989c80de382c0b1a7259a7e4b3\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/03344e843ab6dd3b3f2cadfb65ed910590856c70\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://git.kernel.org/stable/c/67f29896fdc83298eed5a6576ff8f9873f709228\", \"tags\": [\"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-04T05:24:39.601Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 5.3, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L\", \"integrityImpact\": \"LOW\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"LOW\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"LOW\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2021-47078\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-03-06T15:32:35.393910Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"description\": \"CWE-noinfo Not enough information\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-05-23T19:01:11.716Z\"}}], \"cna\": {\"title\": \"RDMA/rxe: Clear all QP fields if creation failed\", \"affected\": [{\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"8700e3e7c4857d28ebaa824509934556da0b3e76\", \"lessThan\": \"c65391dd9f0a47617e96e38bd27e277cbe1c40b0\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"8700e3e7c4857d28ebaa824509934556da0b3e76\", \"lessThan\": \"6a8086a42dfbf548a42bf2ae4faa291645c72c66\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"8700e3e7c4857d28ebaa824509934556da0b3e76\", \"lessThan\": \"f3783c415bf6d2ead3d7aa2c38802bbe10723646\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"8700e3e7c4857d28ebaa824509934556da0b3e76\", \"lessThan\": \"a62225d951d77eb20208fed8fc199e0c9b1df08b\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"8700e3e7c4857d28ebaa824509934556da0b3e76\", \"lessThan\": \"2ee4d79c364914989c80de382c0b1a7259a7e4b3\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"8700e3e7c4857d28ebaa824509934556da0b3e76\", \"lessThan\": \"03344e843ab6dd3b3f2cadfb65ed910590856c70\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"8700e3e7c4857d28ebaa824509934556da0b3e76\", \"lessThan\": \"67f29896fdc83298eed5a6576ff8f9873f709228\", \"versionType\": \"git\"}], \"programFiles\": [\"drivers/infiniband/sw/rxe/rxe_qp.c\"], \"defaultStatus\": \"unaffected\"}, {\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"4.8\"}, {\"status\": \"unaffected\", \"version\": \"0\", \"lessThan\": \"4.8\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"4.9.270\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"4.9.*\"}, {\"status\": \"unaffected\", \"version\": \"4.14.234\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"4.14.*\"}, {\"status\": \"unaffected\", \"version\": \"4.19.192\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"4.19.*\"}, {\"status\": \"unaffected\", \"version\": \"5.4.122\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.4.*\"}, {\"status\": \"unaffected\", \"version\": \"5.10.40\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.10.*\"}, {\"status\": \"unaffected\", \"version\": \"5.12.7\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.12.*\"}, {\"status\": \"unaffected\", \"version\": \"5.13\", \"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"drivers/infiniband/sw/rxe/rxe_qp.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/c65391dd9f0a47617e96e38bd27e277cbe1c40b0\"}, {\"url\": \"https://git.kernel.org/stable/c/6a8086a42dfbf548a42bf2ae4faa291645c72c66\"}, {\"url\": \"https://git.kernel.org/stable/c/f3783c415bf6d2ead3d7aa2c38802bbe10723646\"}, {\"url\": \"https://git.kernel.org/stable/c/a62225d951d77eb20208fed8fc199e0c9b1df08b\"}, {\"url\": \"https://git.kernel.org/stable/c/2ee4d79c364914989c80de382c0b1a7259a7e4b3\"}, {\"url\": \"https://git.kernel.org/stable/c/03344e843ab6dd3b3f2cadfb65ed910590856c70\"}, {\"url\": \"https://git.kernel.org/stable/c/67f29896fdc83298eed5a6576ff8f9873f709228\"}], \"x_generator\": {\"engine\": \"bippy-5f407fcff5a0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\nRDMA/rxe: Clear all QP fields if creation failed\\n\\nrxe_qp_do_cleanup() relies on valid pointer values in QP for the properly\\ncreated ones, but in case rxe_qp_from_init() failed it was filled with\\ngarbage and caused tot the following error.\\n\\n  refcount_t: underflow; use-after-free.\\n  WARNING: CPU: 1 PID: 12560 at lib/refcount.c:28 refcount_warn_saturate+0x1d1/0x1e0 lib/refcount.c:28\\n  Modules linked in:\\n  CPU: 1 PID: 12560 Comm: syz-executor.4 Not tainted 5.12.0-syzkaller #0\\n  Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011\\n  RIP: 0010:refcount_warn_saturate+0x1d1/0x1e0 lib/refcount.c:28\\n  Code: e9 db fe ff ff 48 89 df e8 2c c2 ea fd e9 8a fe ff ff e8 72 6a a7 fd 48 c7 c7 e0 b2 c1 89 c6 05 dc 3a e6 09 01 e8 ee 74 fb 04 \u003c0f\u003e 0b e9 af fe ff ff 0f 1f 84 00 00 00 00 00 41 56 41 55 41 54 55\\n  RSP: 0018:ffffc900097ceba8 EFLAGS: 00010286\\n  RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000\\n  RDX: 0000000000040000 RSI: ffffffff815bb075 RDI: fffff520012f9d67\\n  RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000\\n  R10: ffffffff815b4eae R11: 0000000000000000 R12: ffff8880322a4800\\n  R13: ffff8880322a4940 R14: ffff888033044e00 R15: 0000000000000000\\n  FS:  00007f6eb2be3700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000\\n  CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\\n  CR2: 00007fdbe5d41000 CR3: 000000001d181000 CR4: 00000000001506e0\\n  DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\\n  DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\\n  Call Trace:\\n   __refcount_sub_and_test include/linux/refcount.h:283 [inline]\\n   __refcount_dec_and_test include/linux/refcount.h:315 [inline]\\n   refcount_dec_and_test include/linux/refcount.h:333 [inline]\\n   kref_put include/linux/kref.h:64 [inline]\\n   rxe_qp_do_cleanup+0x96f/0xaf0 drivers/infiniband/sw/rxe/rxe_qp.c:805\\n   execute_in_process_context+0x37/0x150 kernel/workqueue.c:3327\\n   rxe_elem_release+0x9f/0x180 drivers/infiniband/sw/rxe/rxe_pool.c:391\\n   kref_put include/linux/kref.h:65 [inline]\\n   rxe_create_qp+0x2cd/0x310 drivers/infiniband/sw/rxe/rxe_verbs.c:425\\n   _ib_create_qp drivers/infiniband/core/core_priv.h:331 [inline]\\n   ib_create_named_qp+0x2ad/0x1370 drivers/infiniband/core/verbs.c:1231\\n   ib_create_qp include/rdma/ib_verbs.h:3644 [inline]\\n   create_mad_qp+0x177/0x2d0 drivers/infiniband/core/mad.c:2920\\n   ib_mad_port_open drivers/infiniband/core/mad.c:3001 [inline]\\n   ib_mad_init_device+0xd6f/0x1400 drivers/infiniband/core/mad.c:3092\\n   add_client_context+0x405/0x5e0 drivers/infiniband/core/device.c:717\\n   enable_device_and_get+0x1cd/0x3b0 drivers/infiniband/core/device.c:1331\\n   ib_register_device drivers/infiniband/core/device.c:1413 [inline]\\n   ib_register_device+0x7c7/0xa50 drivers/infiniband/core/device.c:1365\\n   rxe_register_device+0x3d5/0x4a0 drivers/infiniband/sw/rxe/rxe_verbs.c:1147\\n   rxe_add+0x12fe/0x16d0 drivers/infiniband/sw/rxe/rxe.c:247\\n   rxe_net_add+0x8c/0xe0 drivers/infiniband/sw/rxe/rxe_net.c:503\\n   rxe_newlink drivers/infiniband/sw/rxe/rxe.c:269 [inline]\\n   rxe_newlink+0xb7/0xe0 drivers/infiniband/sw/rxe/rxe.c:250\\n   nldev_newlink+0x30e/0x550 drivers/infiniband/core/nldev.c:1555\\n   rdma_nl_rcv_msg+0x36d/0x690 drivers/infiniband/core/netlink.c:195\\n   rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline]\\n   rdma_nl_rcv+0x2ee/0x430 drivers/infiniband/core/netlink.c:259\\n   netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline]\\n   netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1338\\n   netlink_sendmsg+0x856/0xd90 net/netlink/af_netlink.c:1927\\n   sock_sendmsg_nosec net/socket.c:654 [inline]\\n   sock_sendmsg+0xcf/0x120 net/socket.c:674\\n   ____sys_sendmsg+0x6e8/0x810 net/socket.c:2350\\n   ___sys_sendmsg+0xf3/0x170 net/socket.c:2404\\n   __sys_sendmsg+0xe5/0x1b0 net/socket.c:2433\\n   do_syscall_64+0x3a/0xb0 arch/x86/entry/common.c:47\\n   entry_SYSCALL_64_after_hwframe+0\\n---truncated---\"}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2024-12-19T07:34:50.557Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2021-47078\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2024-12-19T07:34:50.557Z\", \"dateReserved\": \"2024-02-29T22:33:44.297Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2024-03-01T21:15:14.679Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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