{"id":"CVE-2024-56692","aliases":[],"cve":{"records":[{"id":"CVE-2024-56692","source":"Linux","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2024-12-27T15:00:39.849Z","published":"2024-12-28T09:46:17.539Z","modified":"2026-10-30T12:20:25.681Z"}],"publishers":[{"name":"Linux","role":"CNA","organizationId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","modified":"2026-10-30T12:20:25.681Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2025-10-01T20:07:08.292Z"}],"references":[{"url":"https://git.kernel.org/stable/c/a6d51de6bf729edc9fc7f87ffaae4e6bbda6329a","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/27d6e7eff07f8cce8e83b162d8f21a07458c860d","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/c1077078ce4589b5e5387f6b0aaa0d4534b9eb57","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/0a5c8b3fbf6200f1c66062d307c9a52084917788","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/6babe00ccd34fc65b78ef8b99754e32b4385f23d","tags":[],"source":"Linux"}],"weaknesses":[{"id":"CWE-754","description":"CWE-754 Improper Check for Unusual or Exceptional Conditions","source":"CISA-ADP"}],"applicability":[{"source":"Linux","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"6.6.64"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"6.11.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"6.12.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"6.13"}]}]}]}],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2025-10-01T19:59:11.953057Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"partial"}]}]},"title":"f2fs: fix to do sanity check on node blkaddr in truncate_node()","titleSource":"Linux","descriptionSource":"Linux","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix to do sanity check on node blkaddr in truncate_node()\n\nsyzbot reports a f2fs bug as below:\n\n------------[ cut here ]------------\nkernel BUG at fs/f2fs/segment.c:2534!\nRIP: 0010:f2fs_invalidate_blocks+0x35f/0x370 fs/f2fs/segment.c:2534\nCall Trace:\n truncate_node+0x1ae/0x8c0 fs/f2fs/node.c:909\n f2fs_remove_inode_page+0x5c2/0x870 fs/f2fs/node.c:1288\n f2fs_evict_inode+0x879/0x15c0 fs/f2fs/inode.c:856\n evict+0x4e8/0x9b0 fs/inode.c:723\n f2fs_handle_failed_inode+0x271/0x2e0 fs/f2fs/inode.c:986\n f2fs_create+0x357/0x530 fs/f2fs/namei.c:394\n lookup_open fs/namei.c:3595 [inline]\n open_last_lookups fs/namei.c:3694 [inline]\n path_openat+0x1c03/0x3590 fs/namei.c:3930\n do_filp_open+0x235/0x490 fs/namei.c:3960\n do_sys_openat2+0x13e/0x1d0 fs/open.c:1415\n do_sys_open fs/open.c:1430 [inline]\n __do_sys_openat fs/open.c:1446 [inline]\n __se_sys_openat fs/open.c:1441 [inline]\n __x64_sys_openat+0x247/0x2a0 fs/open.c:1441\n do_syscall_x64 arch/x86/entry/common.c:52 [inline]\n do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\nRIP: 0010:f2fs_invalidate_blocks+0x35f/0x370 fs/f2fs/segment.c:2534\n\nThe root cause is: on a fuzzed image, blkaddr in nat entry may be\ncorrupted, then it will cause system panic when using it in\nf2fs_invalidate_blocks(), to avoid this, let's add sanity check on\nnat blkaddr in truncate_node().","score":7.8,"severity":"high","published":"2024-12-28T09:46:17.539Z","modified":"2026-10-30T12:20:25.681Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Linux","name":"Linux","platforms":[],"versions":[{"version":"98e4da8ca301e062d79ae168c67e56f3c3de3ce4","status":"affected","lessThan":"a6d51de6bf729edc9fc7f87ffaae4e6bbda6329a","versionType":"git"},{"version":"98e4da8ca301e062d79ae168c67e56f3c3de3ce4","status":"affected","lessThan":"27d6e7eff07f8cce8e83b162d8f21a07458c860d","versionType":"git"},{"version":"98e4da8ca301e062d79ae168c67e56f3c3de3ce4","status":"affected","lessThan":"c1077078ce4589b5e5387f6b0aaa0d4534b9eb57","versionType":"git"},{"version":"98e4da8ca301e062d79ae168c67e56f3c3de3ce4","status":"affected","lessThan":"0a5c8b3fbf6200f1c66062d307c9a52084917788","versionType":"git"},{"version":"98e4da8ca301e062d79ae168c67e56f3c3de3ce4","status":"affected","lessThan":"6babe00ccd34fc65b78ef8b99754e32b4385f23d","versionType":"git"}],"defaultStatus":"unaffected","cpes":[],"source":"Linux","url":"https://www.cve.org/CVERecord?id=CVE-2024-56692"},{"vendor":"Linux","name":"Linux","platforms":[],"versions":[{"version":"3.8","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.8","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.64","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.11.11","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12.2","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.13","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"defaultStatus":"affected","cpes":[],"source":"Linux","url":"https://www.cve.org/CVERecord?id=CVE-2024-56692"}],"remediation":[],"references":["https://git.kernel.org/stable/c/a6d51de6bf729edc9fc7f87ffaae4e6bbda6329a","https://git.kernel.org/stable/c/27d6e7eff07f8cce8e83b162d8f21a07458c860d","https://git.kernel.org/stable/c/c1077078ce4589b5e5387f6b0aaa0d4534b9eb57","https://git.kernel.org/stable/c/0a5c8b3fbf6200f1c66062d307c9a52084917788","https://git.kernel.org/stable/c/6babe00ccd34fc65b78ef8b99754e32b4385f23d"],"sources":[{"name":"CVE","id":"CVE-2024-56692","modified":"2026-10-30T12:20:25.681Z","url":"https://www.cve.org/CVERecord?id=CVE-2024-56692"}],"assessments":[{"source":"Linux","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},{"source":"CISA-ADP","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5}],"sourceAffected":[],"observedAt":"2026-10-30T12:35:32.143Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T12:55:32.908Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-10-30T12:35:35.869Z","attemptedAt":"2026-10-30T12:35:35.869Z"},{"source":"GHSA","status":"available","checkedAt":"2026-10-30T12:35:36.181Z","attemptedAt":"2026-10-30T12:35:36.181Z"},{"source":"EUVD","status":"available","checkedAt":"2026-10-30T12:35:35.921Z","attemptedAt":"2026-10-30T12:35:35.921Z"},{"source":"EPSS","status":"available","checkedAt":"2026-10-30T12:35:35.545Z","attemptedAt":"2026-10-30T12:35:35.545Z"}],"evidence":[{"source":"FIRST EPSS","id":"CVE-2024-56692","url":"https://www.first.org/epss/","probability":0.00215,"percentile":0.11935,"date":"2026-10-29","checkedAt":"2026-10-30T12:35:35.545Z"},{"source":"NVD","id":"CVE-2024-56692","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-56692","modified":"2026-08-04T11:22:21.597","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","checkedAt":"2026-10-30T12:35:35.869Z"},{"source":"NVD","id":"CVE-2024-56692","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-56692","modified":"2026-08-04T11:22:21.597","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","checkedAt":"2026-10-30T12:35:35.869Z"},{"source":"NVD","id":"CVE-2024-56692","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-56692","modified":"2026-08-04T11:22:21.597","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","checkedAt":"2026-10-30T12:35:35.869Z"},{"source":"ENISA EUVD","id":"EUVD-2024-53340","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2024-53340","modified":"Aug 5, 2026, 11:46:06 AM","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","checkedAt":"2026-10-30T12:35:35.921Z"},{"source":"GitHub Advisory Database","id":"GHSA-hc7h-3x34-frvv","url":"https://github.com/advisories/GHSA-hc7h-3x34-frvv","modified":"2025-01-16T18:32:06Z","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","checkedAt":"2026-10-30T12:35:36.181Z"}],"aiSummary":{"text":"A vulnerability in the Linux kernel's f2fs file system may cause a system panic when a corrupted nat entry is used in f2fs_invalidate_blocks(). The issue is fixed by adding a sanity check on nat blkaddr in truncate_node().","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T13:36:25.631Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2024-56692"}]}}