{"id":"CVE-2026-53049","revision":"aca8abbddfc848738b21d945d6f93d88","records":[{"revision":"aca8abbddfc848738b21d945d6f93d88","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-53049","aliases":[],"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":0,"publishedAt":"2026-06-24T16:29:55.19+00:00","modifiedAt":"2026-10-19T19:47:14.439+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"fs/gfs2/log.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5e4c7632aae1cce137792647f4fb6f599d1da893\",\n                            \"lessThan\": \"3b28eb75afe520972bacc833850c2b30aa0824cd\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5e4c7632aae1cce137792647f4fb6f599d1da893\",\n                            \"lessThan\": \"ca95342cb1b39062a03c115830286f0a426053d5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5e4c7632aae1cce137792647f4fb6f599d1da893\",\n                            \"lessThan\": \"bf5fcd9c37c2546beaf7b401d31aefd89017dc3d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5e4c7632aae1cce137792647f4fb6f599d1da893\",\n                            \"lessThan\": \"f2f225cf505ac016132ded21690f3ba0a080a4e8\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5e4c7632aae1cce137792647f4fb6f599d1da893\",\n                            \"lessThan\": \"49d9be0722da3a4a893ba905720cba1921834ec3\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5e4c7632aae1cce137792647f4fb6f599d1da893\",\n                            \"lessThan\": \"98e8bf249c790d56de1abc4a5f8bd68035a00921\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5e4c7632aae1cce137792647f4fb6f599d1da893\",\n                            \"lessThan\": \"fe2c8d051150b90b3ccb85f89e3b1d636cb88ec8\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"fs/gfs2/log.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.7\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.7\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.209\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.175\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.141\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.91\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.33\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.0.10\",\n                            \"lessThanOrEqual\": \"7.0.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.1\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8,"severity":"CRITICAL"}],"references":["https://git.kernel.org/stable/c/3b28eb75afe520972bacc833850c2b30aa0824cd","https://git.kernel.org/stable/c/ca95342cb1b39062a03c115830286f0a426053d5","https://git.kernel.org/stable/c/bf5fcd9c37c2546beaf7b401d31aefd89017dc3d","https://git.kernel.org/stable/c/f2f225cf505ac016132ded21690f3ba0a080a4e8","https://git.kernel.org/stable/c/49d9be0722da3a4a893ba905720cba1921834ec3","https://git.kernel.org/stable/c/98e8bf249c790d56de1abc4a5f8bd68035a00921","https://git.kernel.org/stable/c/fe2c8d051150b90b3ccb85f89e3b1d636cb88ec8"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-53049","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-53049","identifiers":["CVE-2026-53049"]},"retained":false,"historicalAffected":[]}],"coverage":[]}