fkie_cve-2023-52741
Vulnerability from fkie_nvd
Published
2024-05-21 16:15
Modified
2025-01-06 20:40
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: cifs: Fix use-after-free in rdata->read_into_pages() When the network status is unstable, use-after-free may occur when read data from the server. BUG: KASAN: use-after-free in readpages_fill_pages+0x14c/0x7e0 Call Trace: <TASK> dump_stack_lvl+0x38/0x4c print_report+0x16f/0x4a6 kasan_report+0xb7/0x130 readpages_fill_pages+0x14c/0x7e0 cifs_readv_receive+0x46d/0xa40 cifs_demultiplex_thread+0x121c/0x1490 kthread+0x16b/0x1a0 ret_from_fork+0x2c/0x50 </TASK> Allocated by task 2535: kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_kmalloc+0x82/0x90 cifs_readdata_direct_alloc+0x2c/0x110 cifs_readdata_alloc+0x2d/0x60 cifs_readahead+0x393/0xfe0 read_pages+0x12f/0x470 page_cache_ra_unbounded+0x1b1/0x240 filemap_get_pages+0x1c8/0x9a0 filemap_read+0x1c0/0x540 cifs_strict_readv+0x21b/0x240 vfs_read+0x395/0x4b0 ksys_read+0xb8/0x150 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc Freed by task 79: kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 kasan_save_free_info+0x2e/0x50 __kasan_slab_free+0x10e/0x1a0 __kmem_cache_free+0x7a/0x1a0 cifs_readdata_release+0x49/0x60 process_one_work+0x46c/0x760 worker_thread+0x2a4/0x6f0 kthread+0x16b/0x1a0 ret_from_fork+0x2c/0x50 Last potentially related work creation: kasan_save_stack+0x22/0x50 __kasan_record_aux_stack+0x95/0xb0 insert_work+0x2b/0x130 __queue_work+0x1fe/0x660 queue_work_on+0x4b/0x60 smb2_readv_callback+0x396/0x800 cifs_abort_connection+0x474/0x6a0 cifs_reconnect+0x5cb/0xa50 cifs_readv_from_socket.cold+0x22/0x6c cifs_read_page_from_socket+0xc1/0x100 readpages_fill_pages.cold+0x2f/0x46 cifs_readv_receive+0x46d/0xa40 cifs_demultiplex_thread+0x121c/0x1490 kthread+0x16b/0x1a0 ret_from_fork+0x2c/0x50 The following function calls will cause UAF of the rdata pointer. readpages_fill_pages cifs_read_page_from_socket cifs_readv_from_socket cifs_reconnect __cifs_reconnect cifs_abort_connection mid->callback() --> smb2_readv_callback queue_work(&rdata->work) # if the worker completes first, # the rdata is freed cifs_readv_complete kref_put cifs_readdata_release kfree(rdata) return rdata->... # UAF in readpages_fill_pages() Similarly, this problem also occurs in the uncache_fill_pages(). Fix this by adjusts the order of condition judgment in the return statement.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2b693fe3f760c87fd9768e759f6297f743a1b3b0Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3684a2f6affa1ca52a5d4a12f04d0652efdee65ePatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/aa5465aeca3c66fecdf7efcf554aed79b4c4b211Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d1fba1e096ffc7ec11df863a97c50203c47315b9Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/2b693fe3f760c87fd9768e759f6297f743a1b3b0Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/3684a2f6affa1ca52a5d4a12f04d0652efdee65ePatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/aa5465aeca3c66fecdf7efcf554aed79b4c4b211Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/d1fba1e096ffc7ec11df863a97c50203c47315b9Patch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel 6.2
linux linux_kernel 6.2
linux linux_kernel 6.2
linux linux_kernel 6.2
linux linux_kernel 6.2
linux linux_kernel 6.2
linux linux_kernel 6.2


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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: Fix use-after-free in rdata-\u003eread_into_pages()\n\nWhen the network status is unstable, use-after-free may occur when\nread data from the server.\n\n  BUG: KASAN: use-after-free in readpages_fill_pages+0x14c/0x7e0\n\n  Call Trace:\n   \u003cTASK\u003e\n   dump_stack_lvl+0x38/0x4c\n   print_report+0x16f/0x4a6\n   kasan_report+0xb7/0x130\n   readpages_fill_pages+0x14c/0x7e0\n   cifs_readv_receive+0x46d/0xa40\n   cifs_demultiplex_thread+0x121c/0x1490\n   kthread+0x16b/0x1a0\n   ret_from_fork+0x2c/0x50\n   \u003c/TASK\u003e\n\n  Allocated by task 2535:\n   kasan_save_stack+0x22/0x50\n   kasan_set_track+0x25/0x30\n   __kasan_kmalloc+0x82/0x90\n   cifs_readdata_direct_alloc+0x2c/0x110\n   cifs_readdata_alloc+0x2d/0x60\n   cifs_readahead+0x393/0xfe0\n   read_pages+0x12f/0x470\n   page_cache_ra_unbounded+0x1b1/0x240\n   filemap_get_pages+0x1c8/0x9a0\n   filemap_read+0x1c0/0x540\n   cifs_strict_readv+0x21b/0x240\n   vfs_read+0x395/0x4b0\n   ksys_read+0xb8/0x150\n   do_syscall_64+0x3f/0x90\n   entry_SYSCALL_64_after_hwframe+0x72/0xdc\n\n  Freed by task 79:\n   kasan_save_stack+0x22/0x50\n   kasan_set_track+0x25/0x30\n   kasan_save_free_info+0x2e/0x50\n   __kasan_slab_free+0x10e/0x1a0\n   __kmem_cache_free+0x7a/0x1a0\n   cifs_readdata_release+0x49/0x60\n   process_one_work+0x46c/0x760\n   worker_thread+0x2a4/0x6f0\n   kthread+0x16b/0x1a0\n   ret_from_fork+0x2c/0x50\n\n  Last potentially related work creation:\n   kasan_save_stack+0x22/0x50\n   __kasan_record_aux_stack+0x95/0xb0\n   insert_work+0x2b/0x130\n   __queue_work+0x1fe/0x660\n   queue_work_on+0x4b/0x60\n   smb2_readv_callback+0x396/0x800\n   cifs_abort_connection+0x474/0x6a0\n   cifs_reconnect+0x5cb/0xa50\n   cifs_readv_from_socket.cold+0x22/0x6c\n   cifs_read_page_from_socket+0xc1/0x100\n   readpages_fill_pages.cold+0x2f/0x46\n   cifs_readv_receive+0x46d/0xa40\n   cifs_demultiplex_thread+0x121c/0x1490\n   kthread+0x16b/0x1a0\n   ret_from_fork+0x2c/0x50\n\nThe following function calls will cause UAF of the rdata pointer.\n\nreadpages_fill_pages\n cifs_read_page_from_socket\n  cifs_readv_from_socket\n   cifs_reconnect\n    __cifs_reconnect\n     cifs_abort_connection\n      mid-\u003ecallback() --\u003e smb2_readv_callback\n       queue_work(\u0026rdata-\u003ework)  # if the worker completes first,\n                                 # the rdata is freed\n          cifs_readv_complete\n            kref_put\n              cifs_readdata_release\n                kfree(rdata)\n return rdata-\u003e...               # UAF in readpages_fill_pages()\n\nSimilarly, this problem also occurs in the uncache_fill_pages().\n\nFix this by adjusts the order of condition judgment in the return\nstatement."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: cifs: corrige el use after free en rdata-\u0026gt;read_into_pages(). Cuando el estado de la red es inestable, puede ocurrir el use after free al leer datos del servidor. BUG: KASAN: use after free en readpages_fill_pages+0x14c/0x7e0 Seguimiento de llamadas:  dump_stack_lvl+0x38/0x4c print_report+0x16f/0x4a6 kasan_report+0xb7/0x130 readpages_fill_pages+0x14c/0x7e0 cifs_readv_receive+0x 46d/0xa40 cifs_demultiplex_thread+0x121c/ 0x1490 kthread+0x16b/0x1a0 ret_from_fork+0x2c/0x50  Asignado por tarea 2535: kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_kmalloc+0x82/0x90 cifs_readdata_direct_alloc+0x2c /0x110 cifs_readdata_alloc+0x2d/0x60 cifs_readahead+0x393/0xfe0 read_pages+0x12f/0x470 page_cache_ra_unbounded+0x1b1/0x240 filemap_get_pages+0x1c8/0x9a0 filemap_read+0x1c0/0x540 cifs_strict_readv+0x21b/0x240 vfs_read+0x395/0x4b0 ksys_read+0xb8/0 x150 do_syscall_64+0x3f/0x90 Entry_SYSCALL_64_after_hwframe+0x72/0xdc Liberado por la tarea 79: kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 kasan_save_free_info+0x2e/0x50 __kasan_slab_free+0x10e/0x1a0 __kmem_cache_free+0x7a/0x1a0 cifs_readdata_release+0x49/0x60 Process_one_work+0x46c /0x760 worker_thread+0x2a4/0x6f0 kthread+0x16b/0x1a0 ret_from_fork+0x2c/0x50 \u00daltima creaci\u00f3n de trabajo potencialmente relacionado: kasan_save_stack+0x22/0x50 __kasan_record_aux_stack+0x95/0xb0 insert_work+0x2b/0x130 __queue_work+0x1fe/0x660 queue_work_on+0x4b/0x60 smb2_readv_callback+0x396/0x800 ion+0x474/0x6a0 cifs_reconnect+0x5cb/0xa50 cifs_readv_from_socket.cold+ 0x22/0x6c cifs_read_page_from_socket+0xc1/0x100 readpages_fill_pages.cold+0x2f/0x46 cifs_readv_receive+0x46d/0xa40 cifs_demultiplex_thread+0x121c/0x1490 kthread+0x16b/0x1a0 x2c/0x50 Las siguientes llamadas a funciones causar\u00e1n UAF del puntero rdata. readpages_fill_pages cifs_read_page_from_socket cifs_readv_from_socket cifs_reconnect __cifs_reconnect cifs_abort_connection mid-\u0026gt;callback() --\u0026gt; smb2_readv_callback queue_work(\u0026amp;rdata-\u0026gt;work) # si el trabajador completa primero, # los rdata se liberan cifs_readv_complete kref_put cifs_readdata_release kfree( rdata) devolver rdata-\u0026gt;... # UAF en readpages_fill_pages() De manera similar, este problema tambi\u00e9n ocurre en uncache_fill_pages(). Solucione este problema ajustando el orden del juicio de condici\u00f3n en la declaraci\u00f3n de devoluci\u00f3n."
    }
  ],
  "id": "CVE-2023-52741",
  "lastModified": "2025-01-06T20:40:21.543",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2024-05-21T16:15:14.000",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/2b693fe3f760c87fd9768e759f6297f743a1b3b0"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/3684a2f6affa1ca52a5d4a12f04d0652efdee65e"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/aa5465aeca3c66fecdf7efcf554aed79b4c4b211"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "tags": [
        "Patch"
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      "url": "https://git.kernel.org/stable/c/d1fba1e096ffc7ec11df863a97c50203c47315b9"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/2b693fe3f760c87fd9768e759f6297f743a1b3b0"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
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      "url": "https://git.kernel.org/stable/c/3684a2f6affa1ca52a5d4a12f04d0652efdee65e"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
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      "url": "https://git.kernel.org/stable/c/aa5465aeca3c66fecdf7efcf554aed79b4c4b211"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "https://git.kernel.org/stable/c/d1fba1e096ffc7ec11df863a97c50203c47315b9"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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