{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-49957","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-10-21T12:17:06.048Z","datePublished":"2024-10-21T18:02:11.046Z","dateUpdated":"2025-11-03T22:23:36.709Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T09:42:19.684Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nocfs2: fix null-ptr-deref when journal load failed.\n\nDuring the mounting process, if journal_reset() fails because of too short\njournal, then lead to jbd2_journal_load() fails with NULL j_sb_buffer. \nSubsequently, ocfs2_journal_shutdown() calls\njbd2_journal_flush()->jbd2_cleanup_journal_tail()->\n__jbd2_update_log_tail()->jbd2_journal_update_sb_log_tail()\n->lock_buffer(journal->j_sb_buffer), resulting in a null-pointer\ndereference error.\n\nTo resolve this issue, we should check the JBD2_LOADED flag to ensure the\njournal was properly loaded.  Additionally, use journal instead of\nosb->journal directly to simplify the code."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ocfs2/journal.c"],"versions":[{"version":"f6f50e28f0cb8d7bcdfaacc83129f005dede11b1","lessThan":"fd89d92c1140cee8f59de336cb37fa65e359c123","status":"affected","versionType":"git"},{"version":"f6f50e28f0cb8d7bcdfaacc83129f005dede11b1","lessThan":"703b2c7e0798d263154dc8593dc2345f75dc077f","status":"affected","versionType":"git"},{"version":"f6f50e28f0cb8d7bcdfaacc83129f005dede11b1","lessThan":"bf605ae98dab5c15c5b631d4d7f88898cb41b649","status":"affected","versionType":"git"},{"version":"f6f50e28f0cb8d7bcdfaacc83129f005dede11b1","lessThan":"ff55291fb36779819211b596da703389135f5b05","status":"affected","versionType":"git"},{"version":"f6f50e28f0cb8d7bcdfaacc83129f005dede11b1","lessThan":"82dfdd1e31e774578f76ce6dc90c834f96403a0f","status":"affected","versionType":"git"},{"version":"f6f50e28f0cb8d7bcdfaacc83129f005dede11b1","lessThan":"86a89e75e9e4dfa768b97db466ad6bedf2e7ea5b","status":"affected","versionType":"git"},{"version":"f6f50e28f0cb8d7bcdfaacc83129f005dede11b1","lessThan":"f60e94a83db799bde625ac8671a5b4a6354e7120","status":"affected","versionType":"git"},{"version":"f6f50e28f0cb8d7bcdfaacc83129f005dede11b1","lessThan":"387bf565cc03e2e8c720b8b4798efea4aacb6962","status":"affected","versionType":"git"},{"version":"f6f50e28f0cb8d7bcdfaacc83129f005dede11b1","lessThan":"5784d9fcfd43bd853654bb80c87ef293b9e8e80a","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/journal.c"],"versions":[{"version":"2.6.32","status":"affected"},{"version":"0","lessThan":"2.6.32","status":"unaffected","versionType":"semver"},{"version":"4.19.323","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.285","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.227","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.168","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.113","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.55","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.10.14","lessThanOrEqual":"6.10.*","status":"unaffected","versionType":"semver"},{"version":"6.11.3","lessThanOrEqual":"6.11.*","status":"unaffected","versionType":"semver"},{"version":"6.12","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":"2.6.32","versionEndExcluding":"4.19.323"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"5.4.285"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"5.10.227"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"5.15.168"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.1.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.6.55"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.10.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.11.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.32","versionEndExcluding":"6.12"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/fd89d92c1140cee8f59de336cb37fa65e359c123"},{"url":"https://git.kernel.org/stable/c/703b2c7e0798d263154dc8593dc2345f75dc077f"},{"url":"https://git.kernel.org/stable/c/bf605ae98dab5c15c5b631d4d7f88898cb41b649"},{"url":"https://git.kernel.org/stable/c/ff55291fb36779819211b596da703389135f5b05"},{"url":"https://git.kernel.org/stable/c/82dfdd1e31e774578f76ce6dc90c834f96403a0f"},{"url":"https://git.kernel.org/stable/c/86a89e75e9e4dfa768b97db466ad6bedf2e7ea5b"},{"url":"https://git.kernel.org/stable/c/f60e94a83db799bde625ac8671a5b4a6354e7120"},{"url":"https://git.kernel.org/stable/c/387bf565cc03e2e8c720b8b4798efea4aacb6962"},{"url":"https://git.kernel.org/stable/c/5784d9fcfd43bd853654bb80c87ef293b9e8e80a"}],"title":"ocfs2: fix null-ptr-deref when journal load failed.","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-49957","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-10-22T13:35:36.575300Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-10-22T13:38:48.252Z"}},{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T22:23:36.709Z"}}]}}