{"api_version":"1","generated_at":"2026-07-04T18:09:47+00:00","cve":"CVE-2026-53049","urls":{"html":"https://cve.report/CVE-2026-53049","api":"https://cve.report/api/cve/CVE-2026-53049.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-53049","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-53049"},"summary":{"title":"gfs2: add some missing log locking","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ngfs2: add some missing log locking\n\nFunction gfs2_logd() calls the log flushing functions gfs2_ail1_start(),\ngfs2_ail1_wait(), and gfs2_ail1_empty() without holding sdp->sd_log_flush_lock,\nbut these functions require exclusion against concurrent transactions.\n\nTo fix that, add a non-locking __gfs2_log_flush() function.  Then, in\ngfs2_logd(), take sdp->sd_log_flush_lock before calling the above mentioned log\nflushing functions and __gfs2_log_flush().","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-24 17:17:16","updated_at":"2026-06-28 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the Linux kernel, the following vulnerability has been resolved:\n\ngfs2: add some missing log locking\n\nFunction gfs2_logd() calls the log flushing functions gfs2_ail1_start(),\ngfs2_ail1_wait(), and gfs2_ail1_empty() without holding sdp->sd_log_flush_lock,\nbut these functions require exclusion against concurrent transactions.\n\nTo fix that, add a non-locking __gfs2_log_flush() function.  Then, in\ngfs2_logd(), take sdp->sd_log_flush_lock before calling the above mentioned log\nflushing functions and __gfs2_log_flush()."}],"metrics":[{"cvssV3_1":{"baseScore":9.8,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"providerMetadata":{"dateUpdated":"2026-06-28T06:38:35.320Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/3b28eb75afe520972bacc833850c2b30aa0824cd"},{"url":"https://git.kernel.org/stable/c/ca95342cb1b39062a03c115830286f0a426053d5"},{"url":"https://git.kernel.org/stable/c/bf5fcd9c37c2546beaf7b401d31aefd89017dc3d"},{"url":"https://git.kernel.org/stable/c/f2f225cf505ac016132ded21690f3ba0a080a4e8"},{"url":"https://git.kernel.org/stable/c/49d9be0722da3a4a893ba905720cba1921834ec3"},{"url":"https://git.kernel.org/stable/c/98e8bf249c790d56de1abc4a5f8bd68035a00921"},{"url":"https://git.kernel.org/stable/c/fe2c8d051150b90b3ccb85f89e3b1d636cb88ec8"}],"title":"gfs2: add some missing log locking","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-53049","datePublished":"2026-06-24T16:29:55.190Z","dateReserved":"2026-06-09T07:44:35.381Z","dateUpdated":"2026-06-28T06:38:35.320Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-24 17:17:16","lastModifiedDate":"2026-06-28 08:16:31","problem_types":[],"metrics":{"cvssMetricV31":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"53049","Ordinal":"1","Title":"gfs2: add some missing log locking","CVE":"CVE-2026-53049","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"53049","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ngfs2: add some missing log locking\n\nFunction gfs2_logd() calls the log flushing functions gfs2_ail1_start(),\ngfs2_ail1_wait(), and gfs2_ail1_empty() without holding sdp->sd_log_flush_lock,\nbut these functions require exclusion against concurrent transactions.\n\nTo fix that, add a non-locking __gfs2_log_flush() function.  Then, in\ngfs2_logd(), take sdp->sd_log_flush_lock before calling the above mentioned log\nflushing functions and __gfs2_log_flush().","Type":"Description","Title":"gfs2: add some missing log locking"}]}}}