{"id":"CVE-2025-37839","state":"PUBLISHED","title":"jbd2: remove wrong sb->s_sequence check","description":"In the Linux kernel, the following vulnerability has been resolved:\n\njbd2: remove wrong sb->s_sequence check\n\nJournal emptiness is not determined by sb->s_sequence == 0 but rather by\nsb->s_start == 0 (which is set a few lines above). Furthermore 0 is a\nvalid transaction ID so the check can spuriously trigger. Remove the\ninvalid WARN_ON.","publishedAt":"2025-05-09T06:41:49.105Z","updatedAt":"2026-05-23T15:58:22.167Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"cf30432f5b3064ff85d85639c2f0106f89c566f6","versionType":"git"},{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"b479839525fe7906966cdc4b5b2afbca048558a1","versionType":"git"},{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"ad926f735b4d4f10768fec7d080cadeb6d075cac","versionType":"git"},{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"3b4643ffaf72d7a5a357e9bf68b1775f8cfe7e77","versionType":"git"},{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"c88f7328bb0fff66520fc9164f02b1d06e083c1b","versionType":"git"},{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"9eaec071f111cd2124ce9a5b93536d3f6837d457","versionType":"git"},{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"c98eb9ffb1d9c98237b5e1668eee17654e129fb0","versionType":"git"},{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"b0cca357f85beb6144ab60c62dcc98508cc044bf","versionType":"git"},{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"e6eff39dd0fe4190c6146069cc16d160e71d1148","versionType":"git"},{"version":"dd8ff32c1e7ed10fb0e168b4431983e09acbeb2f","status":"affected","versionType":"git"},{"version":"3.2.71","status":"affected","lessThan":"3.3","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/jbd2/journal.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.4","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.4","versionType":"semver"},{"version":"5.4.293","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.237","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.181","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.135","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.88","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.24","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.13.12","status":"unaffected","lessThanOrEqual":"6.13.*","versionType":"semver"},{"version":"6.14.3","status":"unaffected","lessThanOrEqual":"6.14.*","versionType":"semver"},{"version":"6.15","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/jbd2/journal.c"]}],"references":["https://git.kernel.org/stable/c/cf30432f5b3064ff85d85639c2f0106f89c566f6","https://git.kernel.org/stable/c/b479839525fe7906966cdc4b5b2afbca048558a1","https://git.kernel.org/stable/c/ad926f735b4d4f10768fec7d080cadeb6d075cac","https://git.kernel.org/stable/c/3b4643ffaf72d7a5a357e9bf68b1775f8cfe7e77","https://git.kernel.org/stable/c/c88f7328bb0fff66520fc9164f02b1d06e083c1b","https://git.kernel.org/stable/c/9eaec071f111cd2124ce9a5b93536d3f6837d457","https://git.kernel.org/stable/c/c98eb9ffb1d9c98237b5e1668eee17654e129fb0","https://git.kernel.org/stable/c/b0cca357f85beb6144ab60c62dcc98508cc044bf","https://git.kernel.org/stable/c/e6eff39dd0fe4190c6146069cc16d160e71d1148","https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html","https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:03.054Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/37xxx/CVE-2025-37839.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-37839","state":"PUBLISHED","datePublished":"2025-05-09T06:41:49.105Z","dateUpdated":"2026-05-23T15:58:22.167Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-04-16T04:51:23.952Z"},"containers":{"cna":{"title":"jbd2: remove wrong sb->s_sequence check","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\njbd2: remove wrong sb->s_sequence check\n\nJournal emptiness is not determined by sb->s_sequence == 0 but rather by\nsb->s_start == 0 (which is set a few lines above). Furthermore 0 is a\nvalid transaction ID so the check can spuriously trigger. Remove the\ninvalid WARN_ON."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"cf30432f5b3064ff85d85639c2f0106f89c566f6","versionType":"git"},{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"b479839525fe7906966cdc4b5b2afbca048558a1","versionType":"git"},{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"ad926f735b4d4f10768fec7d080cadeb6d075cac","versionType":"git"},{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"3b4643ffaf72d7a5a357e9bf68b1775f8cfe7e77","versionType":"git"},{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"c88f7328bb0fff66520fc9164f02b1d06e083c1b","versionType":"git"},{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"9eaec071f111cd2124ce9a5b93536d3f6837d457","versionType":"git"},{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"c98eb9ffb1d9c98237b5e1668eee17654e129fb0","versionType":"git"},{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"b0cca357f85beb6144ab60c62dcc98508cc044bf","versionType":"git"},{"version":"24bcc89c7e7c64982e6192b4952a0a92379fc341","status":"affected","lessThan":"e6eff39dd0fe4190c6146069cc16d160e71d1148","versionType":"git"},{"version":"dd8ff32c1e7ed10fb0e168b4431983e09acbeb2f","status":"affected","versionType":"git"},{"version":"3.2.71","status":"affected","lessThan":"3.3","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/jbd2/journal.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.4","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.4","versionType":"semver"},{"version":"5.4.293","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.237","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.181","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.135","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.88","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.24","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.13.12","status":"unaffected","lessThanOrEqual":"6.13.*","versionType":"semver"},{"version":"6.14.3","status":"unaffected","lessThanOrEqual":"6.14.*","versionType":"semver"},{"version":"6.15","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/jbd2/journal.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/cf30432f5b3064ff85d85639c2f0106f89c566f6"},{"url":"https://git.kernel.org/stable/c/b479839525fe7906966cdc4b5b2afbca048558a1"},{"url":"https://git.kernel.org/stable/c/ad926f735b4d4f10768fec7d080cadeb6d075cac"},{"url":"https://git.kernel.org/stable/c/3b4643ffaf72d7a5a357e9bf68b1775f8cfe7e77"},{"url":"https://git.kernel.org/stable/c/c88f7328bb0fff66520fc9164f02b1d06e083c1b"},{"url":"https://git.kernel.org/stable/c/9eaec071f111cd2124ce9a5b93536d3f6837d457"},{"url":"https://git.kernel.org/stable/c/c98eb9ffb1d9c98237b5e1668eee17654e129fb0"},{"url":"https://git.kernel.org/stable/c/b0cca357f85beb6144ab60c62dcc98508cc044bf"},{"url":"https://git.kernel.org/stable/c/e6eff39dd0fe4190c6146069cc16d160e71d1148"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-23T15:58:22.167Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"5.4.293"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"5.10.237"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"5.15.181"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"6.1.135"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"6.6.88"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"6.12.24"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"6.13.12"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"6.14.3"},{"vulnerable":true,"criteri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