CVE-2024-53155 (GCVE-0-2024-53155)

Vulnerability from cvelistv5 – Published: 2024-12-24 11:28 – Updated: 2026-05-11 20:51
VLAI
Title
ocfs2: fix uninitialized value in ocfs2_file_read_iter()
Summary
In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix uninitialized value in ocfs2_file_read_iter() Syzbot has reported the following KMSAN splat: BUG: KMSAN: uninit-value in ocfs2_file_read_iter+0x9a4/0xf80 ocfs2_file_read_iter+0x9a4/0xf80 __io_read+0x8d4/0x20f0 io_read+0x3e/0xf0 io_issue_sqe+0x42b/0x22c0 io_wq_submit_work+0xaf9/0xdc0 io_worker_handle_work+0xd13/0x2110 io_wq_worker+0x447/0x1410 ret_from_fork+0x6f/0x90 ret_from_fork_asm+0x1a/0x30 Uninit was created at: __alloc_pages_noprof+0x9a7/0xe00 alloc_pages_mpol_noprof+0x299/0x990 alloc_pages_noprof+0x1bf/0x1e0 allocate_slab+0x33a/0x1250 ___slab_alloc+0x12ef/0x35e0 kmem_cache_alloc_bulk_noprof+0x486/0x1330 __io_alloc_req_refill+0x84/0x560 io_submit_sqes+0x172f/0x2f30 __se_sys_io_uring_enter+0x406/0x41c0 __x64_sys_io_uring_enter+0x11f/0x1a0 x64_sys_call+0x2b54/0x3ba0 do_syscall_64+0xcd/0x1e0 entry_SYSCALL_64_after_hwframe+0x77/0x7f Since an instance of 'struct kiocb' may be passed from the block layer with 'private' field uninitialized, introduce 'ocfs2_iocb_init_rw_locked()' and use it from where 'ocfs2_dio_end_io()' might take care, i.e. in 'ocfs2_file_read_iter()' and 'ocfs2_file_write_iter()'.
Severity
7.1 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-908 - Use of Uninitialized Resource
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 7cdfc3a1c3971c9125c317cb8c2525745851798e , < 6c8f8d1e595dabd5389817f6d798cc8bd95c40ab (git)
Affected: 7cdfc3a1c3971c9125c317cb8c2525745851798e , < f4078ef38d3163e6be47403a619558b19c4bfccd (git)
Affected: 7cdfc3a1c3971c9125c317cb8c2525745851798e , < 66b7ddd1804e2c4216dd7ead8eeb746cdbb3b62f (git)
Affected: 7cdfc3a1c3971c9125c317cb8c2525745851798e , < 8c966150d5abff58c3c2bdb9a6e63fd773782905 (git)
Affected: 7cdfc3a1c3971c9125c317cb8c2525745851798e , < 83f8713a0ef1d55d6a287bcfadcaab8245ac5098 (git)
Affected: 7cdfc3a1c3971c9125c317cb8c2525745851798e , < 8e0de82ed18ba0e71f817adbd81317fd1032ca5a (git)
Affected: 7cdfc3a1c3971c9125c317cb8c2525745851798e , < 366c933c2ab34dd6551acc03b4872726b7605143 (git)
Affected: 7cdfc3a1c3971c9125c317cb8c2525745851798e , < dc78efe556fed162d48736ef24066f42e463e27c (git)
Affected: 7cdfc3a1c3971c9125c317cb8c2525745851798e , < adc77b19f62d7e80f98400b2fca9d700d2afdd6f (git)
Create a notification for this product.
Linux Linux Affected: 2.6.22
Unaffected: 0 , < 2.6.22 (semver)
Unaffected: 4.19.325 , ≤ 4.19.* (semver)
Unaffected: 5.4.287 , ≤ 5.4.* (semver)
Unaffected: 5.10.231 , ≤ 5.10.* (semver)
Unaffected: 5.15.174 , ≤ 5.15.* (semver)
Unaffected: 6.1.120 , ≤ 6.1.* (semver)
Unaffected: 6.6.64 , ≤ 6.6.* (semver)
Unaffected: 6.11.11 , ≤ 6.11.* (semver)
Unaffected: 6.12.2 , ≤ 6.12.* (semver)
Unaffected: 6.13 , ≤ * (original_commit_for_fix)
Create a notification for this product.
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          "value": "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 \u0027struct kiocb\u0027 may be passed from the block layer\nwith \u0027private\u0027 field uninitialized, introduce \u0027ocfs2_iocb_init_rw_locked()\u0027\nand use it from where \u0027ocfs2_dio_end_io()\u0027 might take care, i.e. in\n\u0027ocfs2_file_read_iter()\u0027 and \u0027ocfs2_file_write_iter()\u0027."
        }
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      "references": [
        {
          "url": "https://git.kernel.org/stable/c/6c8f8d1e595dabd5389817f6d798cc8bd95c40ab"
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        {
          "url": "https://git.kernel.org/stable/c/f4078ef38d3163e6be47403a619558b19c4bfccd"
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          "url": "https://git.kernel.org/stable/c/83f8713a0ef1d55d6a287bcfadcaab8245ac5098"
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        {
          "url": "https://git.kernel.org/stable/c/adc77b19f62d7e80f98400b2fca9d700d2afdd6f"
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      "title": "ocfs2: fix uninitialized value in ocfs2_file_read_iter()",
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    "assignerShortName": "Linux",
    "cveId": "CVE-2024-53155",
    "datePublished": "2024-12-24T11:28:54.241Z",
    "dateReserved": "2024-11-19T17:17:25.001Z",
    "dateUpdated": "2026-05-11T20:51:55.233Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2024-53155",
      "date": "2026-08-04",
      "epss": "0.00236",
      "percentile": "0.14738"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2024-53155\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-12-24T12:15:23.700\",\"lastModified\":\"2026-06-17T08:08:26.350\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"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 \u0027struct kiocb\u0027 may be passed from the block layer\\nwith \u0027private\u0027 field uninitialized, introduce \u0027ocfs2_iocb_init_rw_locked()\u0027\\nand use it from where \u0027ocfs2_dio_end_io()\u0027 might take care, i.e. in\\n\u0027ocfs2_file_read_iter()\u0027 and \u0027ocfs2_file_write_iter()\u0027.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ocfs2: corrige el valor no inicializado en ocfs2_file_read_iter() Syzbot ha informado el siguiente s\u00edmbolo KMSAN: ERROR: KMSAN: valor uninicial en ocfs2_file_read_iter+0x9a4/0xf80 ocfs2_file_read_iter+0x9a4/0xf80 __io_read+0x8d4/0x20f0 io_read+0x3e/0xf0 io_issue_sqe+0x42b/0x22c0 io_wq_submit_work+0xaf9/0xdc0 io_worker_handle_work+0xd13/0x2110 io_wq_worker+0x447/0x1410 ret_from_fork+0x6f/0x90 ret_from_fork_asm+0x1a/0x30 Uninit se cre\u00f3 en: __alloc_pages_noprof+0x9a7/0xe00 alloc_pages_mpol_noprof+0x299/0x990 alloc_pages_noprof+0x1bf/0x1e0 allocate_slab+0x33a/0x1250 ___slab_alloc+0x12ef/0x35e0 kmem_cache_alloc_bulk_noprof+0x486/0x1330 __io_alloc_req_refill+0x84/0x560 io_submit_sqes+0x172f/0x2f30 __se_sys_io_uring_enter+0x406/0x41c0 __x64_sys_io_uring_enter+0x11f/0x1a0 x64_sys_call+0x2b54/0x3ba0 do_syscall_64+0xcd/0x1e0 Entry_SYSCALL_64_after_hwframe+0x77/0x7f Dado que una instancia de \u0027struct kiocb\u0027 puede pasarse desde la capa de bloque con el campo \u0027privado\u0027 no inicializado, introduzca \u0027ocfs2_iocb_init_rw_locked()\u0027 y util\u00edcelo desde donde podr\u00eda tomar \u0027ocfs2_dio_end_io()\u0027 cuidado, es decir en \u0027ocfs2_file_read_iter()\u0027 y \u0027ocfs2_file_write_iter()\u0027.\"}],\"affected\":[{\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"affectedData\":[{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"unaffected\",\"programFiles\":[\"fs/ocfs2/aops.h\",\"fs/ocfs2/file.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"7cdfc3a1c3971c9125c317cb8c2525745851798e\",\"lessThan\":\"6c8f8d1e595dabd5389817f6d798cc8bd95c40ab\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"7cdfc3a1c3971c9125c317cb8c2525745851798e\",\"lessThan\":\"f4078ef38d3163e6be47403a619558b19c4bfccd\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"7cdfc3a1c3971c9125c317cb8c2525745851798e\",\"lessThan\":\"66b7ddd1804e2c4216dd7ead8eeb746cdbb3b62f\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"7cdfc3a1c3971c9125c317cb8c2525745851798e\",\"lessThan\":\"8c966150d5abff58c3c2bdb9a6e63fd773782905\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"7cdfc3a1c3971c9125c317cb8c2525745851798e\",\"lessThan\":\"83f8713a0ef1d55d6a287bcfadcaab8245ac5098\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"7cdfc3a1c3971c9125c317cb8c2525745851798e\",\"lessThan\":\"8e0de82ed18ba0e71f817adbd81317fd1032ca5a\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"7cdfc3a1c3971c9125c317cb8c2525745851798e\",\"lessThan\":\"366c933c2ab34dd6551acc03b4872726b7605143\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"7cdfc3a1c3971c9125c317cb8c2525745851798e\",\"lessThan\":\"dc78efe556fed162d48736ef24066f42e463e27c\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"7cdfc3a1c3971c9125c317cb8c2525745851798e\",\"lessThan\":\"adc77b19f62d7e80f98400b2fca9d700d2afdd6f\",\"versionType\":\"git\",\"status\":\"affected\"}]},{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"affected\",\"programFiles\":[\"fs/ocfs2/aops.h\",\"fs/ocfs2/file.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"2.6.22\",\"status\":\"affected\"},{\"version\":\"0\",\"lessThan\":\"2.6.22\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"4.19.325\",\"lessThanOrEqual\":\"4.19.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.4.287\",\"lessThanOrEqual\":\"5.4.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.10.231\",\"lessThanOrEqual\":\"5.10.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"5.15.174\",\"lessThanOrEqual\":\"5.15.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.1.120\",\"lessThanOrEqual\":\"6.1.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.6.64\",\"lessThanOrEqual\":\"6.6.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.11.11\",\"lessThanOrEqual\":\"6.11.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.12.2\",\"lessThanOrEqual\":\"6.12.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.13\",\"lessThanOrEqual\":\"*\",\"versionType\":\"original_commit_for_fix\",\"status\":\"unaffected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H\",\"baseScore\":7.1,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.2},{\"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:H/I:N/A:H\",\"baseScore\":7.1,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.2}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2025-10-01T20:09:39.803725Z\",\"id\":\"CVE-2024-53155\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-908\"}]},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-908\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.6.22\",\"versionEndExcluding\":\"4.19.325\",\"matchCriteriaId\":\"7E224302-1ABD-4043-A983-C2B7F13E4454\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.20\",\"versionEndExcluding\":\"5.4.287\",\"matchCriteriaId\":\"E4B15788-D35E-4E5B-A9C0-070AE3729B34\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.5\",\"versionEndExcluding\":\"5.10.231\",\"matchCriteriaId\":\"B5C644CC-2BD7-4E32-BC54-8DCC7ABE9935\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.174\",\"matchCriteriaId\":\"419FD073-1517-4FD5-8158-F94BC68A1E89\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"6.1.120\",\"matchCriteriaId\":\"09AC6122-E2A4-40FE-9D33-268A1B2EC265\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2\",\"versionEndExcluding\":\"6.6.64\",\"matchCriteriaId\":\"CA16DEE3-ABEC-4449-9F4A-7A3DC4FC36C7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.7\",\"versionEndExcluding\":\"6.11.11\",\"matchCriteriaId\":\"21434379-192D-472F-9B54-D45E3650E893\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.12\",\"versionEndExcluding\":\"6.12.2\",\"matchCriteriaId\":\"D8882B1B-2ABC-4838-AC1D-DBDBB5764776\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/366c933c2ab34dd6551acc03b4872726b7605143\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/66b7ddd1804e2c4216dd7ead8eeb746cdbb3b62f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/6c8f8d1e595dabd5389817f6d798cc8bd95c40ab\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/83f8713a0ef1d55d6a287bcfadcaab8245ac5098\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/8c966150d5abff58c3c2bdb9a6e63fd773782905\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/8e0de82ed18ba0e71f817adbd81317fd1032ca5a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/adc77b19f62d7e80f98400b2fca9d700d2afdd6f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/dc78efe556fed162d48736ef24066f42e463e27c\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/f4078ef38d3163e6be47403a619558b19c4bfccd\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}",
    "redhat_vex": {
      "aggregate_severity": "Important",
      "current_release_date": "2025-11-21T14:00:56+00:00",
      "cve": "CVE-2024-53155",
      "id": "CVE-2024-53155",
      "initial_release_date": "2024-12-24T00:00:00+00:00",
      "product_status:known_not_affected": "198",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: ocfs2: fix uninitialized value in ocfs2_file_read_iter()",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2024/cve-2024-53155.json",
      "version": "3"
    },
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html\"}, {\"url\": \"https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html\"}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2025-11-03T20:46:41.159Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 7.1, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"HIGH\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2024-53155\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-10-01T20:09:39.803725Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-908\", \"description\": \"CWE-908 Use of Uninitialized Resource\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-10-01T15:35:48.320Z\"}}], \"cna\": {\"title\": \"ocfs2: fix uninitialized value in ocfs2_file_read_iter()\", \"affected\": [{\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"7cdfc3a1c3971c9125c317cb8c2525745851798e\", \"lessThan\": \"6c8f8d1e595dabd5389817f6d798cc8bd95c40ab\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"7cdfc3a1c3971c9125c317cb8c2525745851798e\", \"lessThan\": \"f4078ef38d3163e6be47403a619558b19c4bfccd\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"7cdfc3a1c3971c9125c317cb8c2525745851798e\", \"lessThan\": \"66b7ddd1804e2c4216dd7ead8eeb746cdbb3b62f\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"7cdfc3a1c3971c9125c317cb8c2525745851798e\", \"lessThan\": \"8c966150d5abff58c3c2bdb9a6e63fd773782905\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"7cdfc3a1c3971c9125c317cb8c2525745851798e\", \"lessThan\": \"83f8713a0ef1d55d6a287bcfadcaab8245ac5098\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"7cdfc3a1c3971c9125c317cb8c2525745851798e\", \"lessThan\": \"8e0de82ed18ba0e71f817adbd81317fd1032ca5a\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"7cdfc3a1c3971c9125c317cb8c2525745851798e\", \"lessThan\": \"366c933c2ab34dd6551acc03b4872726b7605143\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"7cdfc3a1c3971c9125c317cb8c2525745851798e\", \"lessThan\": \"dc78efe556fed162d48736ef24066f42e463e27c\", \"versionType\": \"git\"}, {\"status\": \"affected\", \"version\": \"7cdfc3a1c3971c9125c317cb8c2525745851798e\", \"lessThan\": \"adc77b19f62d7e80f98400b2fca9d700d2afdd6f\", \"versionType\": \"git\"}], \"programFiles\": [\"fs/ocfs2/aops.h\", \"fs/ocfs2/file.c\"], \"defaultStatus\": \"unaffected\"}, {\"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"vendor\": \"Linux\", \"product\": \"Linux\", \"versions\": [{\"status\": \"affected\", \"version\": \"2.6.22\"}, {\"status\": \"unaffected\", \"version\": \"0\", \"lessThan\": \"2.6.22\", \"versionType\": \"semver\"}, {\"status\": \"unaffected\", \"version\": \"4.19.325\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"4.19.*\"}, {\"status\": \"unaffected\", \"version\": \"5.4.287\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.4.*\"}, {\"status\": \"unaffected\", \"version\": \"5.10.231\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.10.*\"}, {\"status\": \"unaffected\", \"version\": \"5.15.174\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"5.15.*\"}, {\"status\": \"unaffected\", \"version\": \"6.1.120\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.1.*\"}, {\"status\": \"unaffected\", \"version\": \"6.6.64\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.6.*\"}, {\"status\": \"unaffected\", \"version\": \"6.11.11\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.11.*\"}, {\"status\": \"unaffected\", \"version\": \"6.12.2\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.12.*\"}, {\"status\": \"unaffected\", \"version\": \"6.13\", \"versionType\": \"original_commit_for_fix\", \"lessThanOrEqual\": \"*\"}], \"programFiles\": [\"fs/ocfs2/aops.h\", \"fs/ocfs2/file.c\"], \"defaultStatus\": \"affected\"}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/6c8f8d1e595dabd5389817f6d798cc8bd95c40ab\"}, {\"url\": \"https://git.kernel.org/stable/c/f4078ef38d3163e6be47403a619558b19c4bfccd\"}, {\"url\": \"https://git.kernel.org/stable/c/66b7ddd1804e2c4216dd7ead8eeb746cdbb3b62f\"}, {\"url\": \"https://git.kernel.org/stable/c/8c966150d5abff58c3c2bdb9a6e63fd773782905\"}, {\"url\": \"https://git.kernel.org/stable/c/83f8713a0ef1d55d6a287bcfadcaab8245ac5098\"}, {\"url\": \"https://git.kernel.org/stable/c/8e0de82ed18ba0e71f817adbd81317fd1032ca5a\"}, {\"url\": \"https://git.kernel.org/stable/c/366c933c2ab34dd6551acc03b4872726b7605143\"}, {\"url\": \"https://git.kernel.org/stable/c/dc78efe556fed162d48736ef24066f42e463e27c\"}, {\"url\": \"https://git.kernel.org/stable/c/adc77b19f62d7e80f98400b2fca9d700d2afdd6f\"}], \"x_generator\": {\"engine\": \"bippy-1.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"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 \u0027struct kiocb\u0027 may be passed from the block layer\\nwith \u0027private\u0027 field uninitialized, introduce \u0027ocfs2_iocb_init_rw_locked()\u0027\\nand use it from where \u0027ocfs2_dio_end_io()\u0027 might take care, i.e. in\\n\u0027ocfs2_file_read_iter()\u0027 and \u0027ocfs2_file_write_iter()\u0027.\"}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.19.325\", \"versionStartIncluding\": \"2.6.22\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.4.287\", \"versionStartIncluding\": \"2.6.22\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.10.231\", \"versionStartIncluding\": \"2.6.22\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"5.15.174\", \"versionStartIncluding\": \"2.6.22\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.1.120\", \"versionStartIncluding\": \"2.6.22\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.6.64\", \"versionStartIncluding\": \"2.6.22\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.11.11\", \"versionStartIncluding\": \"2.6.22\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.12.2\", \"versionStartIncluding\": \"2.6.22\"}, {\"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"6.13\", \"versionStartIncluding\": \"2.6.22\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2026-05-11T20:51:55.233Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2024-53155\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-05-11T20:51:55.233Z\", \"dateReserved\": \"2024-11-19T17:17:25.001Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2024-12-24T11:28:54.241Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.