{"id":"CVE-2024-40969","state":"PUBLISHED","title":"f2fs: don't set RO when shutting down f2fs","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: don't set RO when shutting down f2fs\n\nShutdown does not check the error of thaw_super due to readonly, which\ncauses a deadlock like below.\n\nf2fs_ioc_shutdown(F2FS_GOING_DOWN_FULLSYNC)        issue_discard_thread\n - bdev_freeze\n  - freeze_super\n - f2fs_stop_checkpoint()\n  - f2fs_handle_critical_error                     - sb_start_write\n    - set RO                                         - waiting\n - bdev_thaw\n  - thaw_super_locked\n    - return -EINVAL, if sb_rdonly()\n - f2fs_stop_discard_thread\n  -> wait for kthread_stop(discard_thread);","publishedAt":"2024-07-12T12:32:08.139Z","updatedAt":"2026-05-11T20:23:20.947Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"98e4da8ca301e062d79ae168c67e56f3c3de3ce4","status":"affected","lessThan":"1036d3ea7a32cb7cee00885c73a1f2ba7fbc499a","versionType":"git"},{"version":"98e4da8ca301e062d79ae168c67e56f3c3de3ce4","status":"affected","lessThan":"f47ed3b284b38f235355e281f57dfa8fffcc6563","versionType":"git"},{"version":"98e4da8ca301e062d79ae168c67e56f3c3de3ce4","status":"affected","lessThan":"3bdb7f161697e2d5123b89fe1778ef17a44858e7","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/f2fs/super.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.8","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.8","versionType":"semver"},{"version":"6.6.36","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.9.7","status":"unaffected","lessThanOrEqual":"6.9.*","versionType":"semver"},{"version":"6.10","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/f2fs/super.c"]}],"references":["https://git.kernel.org/stable/c/1036d3ea7a32cb7cee00885c73a1f2ba7fbc499a","https://git.kernel.org/stable/c/f47ed3b284b38f235355e281f57dfa8fffcc6563","https://git.kernel.org/stable/c/3bdb7f161697e2d5123b89fe1778ef17a44858e7"],"weaknesses":[],"ingestedAt":"2026-10-29T20:07:39.287Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/40xxx/CVE-2024-40969.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-40969","state":"PUBLISHED","datePublished":"2024-07-12T12:32:08.139Z","dateUpdated":"2026-05-11T20:23:20.947Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-07-12T12:17:45.602Z"},"containers":{"cna":{"title":"f2fs: don't set RO when shutting down f2fs","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: don't set RO when shutting down f2fs\n\nShutdown does not check the error of thaw_super due to readonly, which\ncauses a deadlock like below.\n\nf2fs_ioc_shutdown(F2FS_GOING_DOWN_FULLSYNC)        issue_discard_thread\n - bdev_freeze\n  - freeze_super\n - f2fs_stop_checkpoint()\n  - f2fs_handle_critical_error                     - sb_start_write\n    - set RO                                         - waiting\n - bdev_thaw\n  - thaw_super_locked\n    - return -EINVAL, if sb_rdonly()\n - f2fs_stop_discard_thread\n  -> wait for kthread_stop(discard_thread);"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"98e4da8ca301e062d79ae168c67e56f3c3de3ce4","status":"affected","lessThan":"1036d3ea7a32cb7cee00885c73a1f2ba7fbc499a","versionType":"git"},{"version":"98e4da8ca301e062d79ae168c67e56f3c3de3ce4","status":"affected","lessThan":"f47ed3b284b38f235355e281f57dfa8fffcc6563","versionType":"git"},{"version":"98e4da8ca301e062d79ae168c67e56f3c3de3ce4","status":"affected","lessThan":"3bdb7f161697e2d5123b89fe1778ef17a44858e7","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/f2fs/super.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.8","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.8","versionType":"semver"},{"version":"6.6.36","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.9.7","status":"unaffected","lessThanOrEqual":"6.9.*","versionType":"semver"},{"version":"6.10","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/f2fs/super.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/1036d3ea7a32cb7cee00885c73a1f2ba7fbc499a"},{"url":"https://git.kernel.org/stable/c/f47ed3b284b38f235355e281f57dfa8fffcc6563"},{"url":"https://git.kernel.org/stable/c/3bdb7f161697e2d5123b89fe1778ef17a44858e7"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T20:23:20.947Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"6.6.36"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"6.9.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"6.10"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/1036d3ea7a32cb7cee00885c73a1f2ba7fbc499a","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/f47ed3b284b38f235355e281f57dfa8fffcc6563","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/3bdb7f161697e2d5123b89fe1778ef17a44858e7","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T04:39:56.044Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-40969","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-09-10T17:03:00.775440Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-09-11T17:34:22.766Z"}}]}}}