cifs: Fix use-after-free in rdata->read_into_pages()

{
  "id": "03f2b12cb159a996e17d4be4a4f66f4c3ef03cb287d05fa6620e7bc9625f85d2",
  "url": "https://osv.dev/vulnerability/CVE-2023-52741",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "cifs: Fix use-after-free in rdata->read_into_pages()",
    "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: 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 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_reco",
    "evidence": "osv:CVE-2023-52741",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.10.168",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.94",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.12",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "critical",
    "structured": {
      "id": "CVE-2023-52741",
      "aliases": [
        "CVE-2023-52741"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "b3160aebb49b5e07f6bc3b8c5bed6013ca9e422e"
                },
                {
                  "fixed": "2b693fe3f760c87fd9768e759f6297f743a1b3b0"
                },
                {
                  "fixed": "d1fba1e096ffc7ec11df863a97c50203c47315b9"
                },
                {
                  "fixed": "3684a2f6affa1ca52a5d4a12f04d0652efdee65e"
                },
                {
                  "fixed": "aa5465aeca3c66fecdf7efcf554aed79b4c4b211"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-52741.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "3.17.0"
                },
                {
                  "fixed": "5.10.168"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
                },
                {
                  "fixed": "5.15.94"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.12"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-52741.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:42.101530109Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/2b693fe3f760c87fd9768e759f6297f743a1b3b0",
        "https://git.kernel.org/stable/c/3684a2f6affa1ca52a5d4a12f04d0652efdee65e",
        "https://git.kernel.org/stable/c/aa5465aeca3c66fecdf7efcf554aed79b4c4b211",
        "https://git.kernel.org/stable/c/d1fba1e096ffc7ec11df863a97c50203c47315b9",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52741.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-52741",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52741.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-52741",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 509792,
  "published_at": "2024-05-21T15:23:03.867+00:00"
}