{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2024-53155", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-11-19T17:17:25.001Z", "datePublished": "2024-12-24T11:28:54.241Z", "dateUpdated": "2026-05-11T20:51:55.233Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T20:51:55.233Z"}, "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 '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": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/ocfs2/aops.h", "fs/ocfs2/file.c"], "versions": [{"version": "7cdfc3a1c3971c9125c317cb8c2525745851798e", "lessThan": "6c8f8d1e595dabd5389817f6d798cc8bd95c40ab", "status": "affected", "versionType": "git"}, {"version": "7cdfc3a1c3971c9125c317cb8c2525745851798e", "lessThan": "f4078ef38d3163e6be47403a619558b19c4bfccd", "status": "affected", "versionType": "git"}, {"version": "7cdfc3a1c3971c9125c317cb8c2525745851798e", "lessThan": "66b7ddd1804e2c4216dd7ead8eeb746cdbb3b62f", "status": "affected", "versionType": "git"}, {"version": "7cdfc3a1c3971c9125c317cb8c2525745851798e", "lessThan": "8c966150d5abff58c3c2bdb9a6e63fd773782905", "status": "affected", "versionType": "git"}, {"version": "7cdfc3a1c3971c9125c317cb8c2525745851798e", "lessThan": "83f8713a0ef1d55d6a287bcfadcaab8245ac5098", "status": "affected", "versionType": "git"}, {"version": "7cdfc3a1c3971c9125c317cb8c2525745851798e", "lessThan": "8e0de82ed18ba0e71f817adbd81317fd1032ca5a", "status": "affected", "versionType": "git"}, {"version": "7cdfc3a1c3971c9125c317cb8c2525745851798e", "lessThan": "366c933c2ab34dd6551acc03b4872726b7605143", "status": "affected", "versionType": "git"}, {"version": "7cdfc3a1c3971c9125c317cb8c2525745851798e", "lessThan": "dc78efe556fed162d48736ef24066f42e463e27c", "status": "affected", "versionType": "git"}, {"version": "7cdfc3a1c3971c9125c317cb8c2525745851798e", "lessThan": "adc77b19f62d7e80f98400b2fca9d700d2afdd6f", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/ocfs2/aops.h", "fs/ocfs2/file.c"], "versions": [{"version": "2.6.22", "status": "affected"}, {"version": "0", "lessThan": "2.6.22", "status": "unaffected", "versionType": "semver"}, {"version": "4.19.325", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.287", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.231", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.174", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.120", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.64", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.11.11", "lessThanOrEqual": "6.11.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.2", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.13", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.22", "versionEndExcluding": "4.19.325"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.22", "versionEndExcluding": "5.4.287"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.22", "versionEndExcluding": "5.10.231"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.22", "versionEndExcluding": "5.15.174"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.22", "versionEndExcluding": "6.1.120"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.22", "versionEndExcluding": "6.6.64"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.22", "versionEndExcluding": "6.11.11"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.22", "versionEndExcluding": "6.12.2"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.22", "versionEndExcluding": "6.13"}]}]}], "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"}], "title": "ocfs2: fix uninitialized value in ocfs2_file_read_iter()", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"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"}]}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-10-01T20:17:08.814Z"}}, {"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"}}]}}

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"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": 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"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 '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()'."}], "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"}, "dataVersion": "5.2"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "7E224302-1ABD-4043-A983-C2B7F13E4454", "versionEndExcluding": "4.19.325", "versionStartIncluding": "2.6.22", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "E4B15788-D35E-4E5B-A9C0-070AE3729B34", "versionEndExcluding": "5.4.287", "versionStartIncluding": "4.20", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "B5C644CC-2BD7-4E32-BC54-8DCC7ABE9935", "versionEndExcluding": "5.10.231", "versionStartIncluding": "5.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "419FD073-1517-4FD5-8158-F94BC68A1E89", "versionEndExcluding": "5.15.174", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "09AC6122-E2A4-40FE-9D33-268A1B2EC265", "versionEndExcluding": "6.1.120", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "CA16DEE3-ABEC-4449-9F4A-7A3DC4FC36C7", "versionEndExcluding": "6.6.64", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "21434379-192D-472F-9B54-D45E3650E893", "versionEndExcluding": "6.11.11", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "D8882B1B-2ABC-4838-AC1D-DBDBB5764776", "versionEndExcluding": "6.12.2", "versionStartIncluding": "6.12", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "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 '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()'."}, {"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 'struct kiocb' puede pasarse desde la capa de bloque con el campo 'privado' no inicializado, introduzca 'ocfs2_iocb_init_rw_locked()' y util\u00edcelo desde donde podr\u00eda tomar 'ocfs2_dio_end_io()' cuidado, es decir en 'ocfs2_file_read_iter()' y 'ocfs2_file_write_iter()'."}], "id": "CVE-2024-53155", "lastModified": "2025-11-03T21:17:33.273", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.2, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2024-12-24T12:15:23.700", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "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": "af854a3a-2127-422b-91ae-364da2661108", "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"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-908"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-908"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "kernel: ocfs2: fix uninitialized value in ocfs2_file_read_iter()", "id": "2333986", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2333986"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.1", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "status": "draft"}, "cwe": "CWE-908", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nocfs2: fix uninitialized value in ocfs2_file_read_iter()\nSyzbot has reported the following KMSAN splat:\nBUG: KMSAN: uninit-value in ocfs2_file_read_iter+0x9a4/0xf80\nocfs2_file_read_iter+0x9a4/0xf80\n__io_read+0x8d4/0x20f0\nio_read+0x3e/0xf0\nio_issue_sqe+0x42b/0x22c0\nio_wq_submit_work+0xaf9/0xdc0\nio_worker_handle_work+0xd13/0x2110\nio_wq_worker+0x447/0x1410\nret_from_fork+0x6f/0x90\nret_from_fork_asm+0x1a/0x30\nUninit was created at:\n__alloc_pages_noprof+0x9a7/0xe00\nalloc_pages_mpol_noprof+0x299/0x990\nalloc_pages_noprof+0x1bf/0x1e0\nallocate_slab+0x33a/0x1250\n___slab_alloc+0x12ef/0x35e0\nkmem_cache_alloc_bulk_noprof+0x486/0x1330\n__io_alloc_req_refill+0x84/0x560\nio_submit_sqes+0x172f/0x2f30\n__se_sys_io_uring_enter+0x406/0x41c0\n__x64_sys_io_uring_enter+0x11f/0x1a0\nx64_sys_call+0x2b54/0x3ba0\ndo_syscall_64+0xcd/0x1e0\nentry_SYSCALL_64_after_hwframe+0x77/0x7f\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()'."], "name": "CVE-2024-53155", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-12-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-53155\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-53155\nhttps://lore.kernel.org/linux-cve-announce/2024122429-CVE-2024-53155-df38@gregkh/T"], "threat_severity": "Important"}

{}