{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2024-53155",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-53155",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-12-24T11:28:54.241Z",
    "updatedAt": "2026-05-11T20:51:55.233Z",
    "importedAt": "2026-10-24T01:57:20.494Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "ocfs2: fix uninitialized value in ocfs2_file_read_iter()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nocfs2: fix uninitialized value in ocfs2_file_read_iter()\n\nSyzbot has reported the following KMSAN splat:\n\nBUG: KMSAN: uninit-value in ocfs2_file_read_iter+0x9a4/0xf80\n ocfs2_file_read_iter+0x9a4/0xf80\n __io_read+0x8d4/0x20f0\n io_read+0x3e/0xf0\n io_issue_sqe+0x42b/0x22c0\n io_wq_submit_work+0xaf9/0xdc0\n io_worker_handle_work+0xd13/0x2110\n io_wq_worker+0x447/0x1410\n ret_from_fork+0x6f/0x90\n ret_from_fork_asm+0x1a/0x30\n\nUninit was created at:\n __alloc_pages_noprof+0x9a7/0xe00\n alloc_pages_mpol_noprof+0x299/0x990\n alloc_pages_noprof+0x1bf/0x1e0\n allocate_slab+0x33a/0x1250\n ___slab_alloc+0x12ef/0x35e0\n kmem_cache_alloc_bulk_noprof+0x486/0x1330\n __io_alloc_req_refill+0x84/0x560\n io_submit_sqes+0x172f/0x2f30\n __se_sys_io_uring_enter+0x406/0x41c0\n __x64_sys_io_uring_enter+0x11f/0x1a0\n x64_sys_call+0x2b54/0x3ba0\n do_syscall_64+0xcd/0x1e0\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n\nSince an instance of 'struct kiocb' may be passed from the block layer\nwith 'private' field uninitialized, introduce 'ocfs2_iocb_init_rw_locked()'\nand use it from where 'ocfs2_dio_end_io()' might take care, i.e. in\n'ocfs2_file_read_iter()' and 'ocfs2_file_write_iter()'.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "7cdfc3a1c3971c9125c317cb8c2525745851798e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "6c8f8d1e595dabd5389817f6d798cc8bd95c40ab"
            },
            {
              "version": "7cdfc3a1c3971c9125c317cb8c2525745851798e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f4078ef38d3163e6be47403a619558b19c4bfccd"
            },
            {
              "version": "7cdfc3a1c3971c9125c317cb8c2525745851798e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "66b7ddd1804e2c4216dd7ead8eeb746cdbb3b62f"
            },
            {
              "version": "7cdfc3a1c3971c9125c317cb8c2525745851798e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8c966150d5abff58c3c2bdb9a6e63fd773782905"
            },
            {
              "version": "7cdfc3a1c3971c9125c317cb8c2525745851798e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "83f8713a0ef1d55d6a287bcfadcaab8245ac5098"
            },
            {
              "version": "7cdfc3a1c3971c9125c317cb8c2525745851798e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "8e0de82ed18ba0e71f817adbd81317fd1032ca5a"
            },
            {
              "version": "7cdfc3a1c3971c9125c317cb8c2525745851798e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "366c933c2ab34dd6551acc03b4872726b7605143"
            },
            {
              "version": "7cdfc3a1c3971c9125c317cb8c2525745851798e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "dc78efe556fed162d48736ef24066f42e463e27c"
            },
            {
              "version": "7cdfc3a1c3971c9125c317cb8c2525745851798e",
              "status": "affected",
              "versionType": "git",
              "lessThan": "adc77b19f62d7e80f98400b2fca9d700d2afdd6f"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.22",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.22"
            },
            {
              "version": "4.19.325",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.287",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.231",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.174",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.120",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.64",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.11.11",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.11.*"
            },
            {
              "version": "6.12.2",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.13",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}