{"schema":"threatline.record/2","record":{"id":"CVE-2026-98081","aliases":[],"summary":"btrfs: zoned: finish active block group cleanup if call_zone_finish() fails","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: zoned: finish active block group cleanup if call_zone_finish() fails\n\ndo_zone_finish() clears BLOCK_GROUP_FLAG_ZONE_IS_ACTIVE before finishing\nthe zones. If call_zone_finish() then fails it returned early, leaving the\nnow inactive block group on fs_info->zone_active_bgs, leaking its\nreference, the BTRFS_FS_NEED_ZONE_FINISH waiters are never woken, and as\nits alloc_offset equals the zone capacity btrfs_zone_finish_one_bg() keeps\nselecting it, spinning btrfs_zoned_activate_one_bg().\n\nFall through to the cleanup on failure too and return the error, but keep\nthe block group read-only as its zones are left inconsistent.","categories":["Operating systems"],"product":"Linux","vendor":"Linux","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98081","source_modified_at":"2026-10-21T12:54:24.847Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"Linux","vendor":"Linux","versions":[{"version":"d70cbdda75da3f258118a558c087157e073229fb","lessThan":"433d52b196a689b18dcfadc7cf6c784f0e5cc7c9","status":"affected","versionType":"git"},{"version":"d70cbdda75da3f258118a558c087157e073229fb","lessThan":"36b9cdab44848f25879ca625275c92b007f84653","status":"affected","versionType":"git"},{"version":"d70cbdda75da3f258118a558c087157e073229fb","lessThan":"40370f02a1ca3760f8925ffcbe76eb4d91ea758d","status":"affected","versionType":"git"},{"version":"d70cbdda75da3f258118a558c087157e073229fb","lessThan":"e1b168a53174b385e3548bfbd079513b22ac240c","status":"affected","versionType":"git"},{"version":"d70cbdda75da3f258118a558c087157e073229fb","lessThan":"a18a6b93a2843b9d103d3456bbd4b3f90282a379","status":"affected","versionType":"git"}],"defaultStatus":"unaffected"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98081","source_modified_at":"2026-10-21T12:54:24.847Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"Linux","vendor":"Linux","versions":[{"version":"5.19","status":"affected"},{"version":"0","lessThan":"5.19","status":"unaffected","versionType":"semver"},{"version":"6.6.160","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.111","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.53","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.7","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}],"defaultStatus":"affected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98081","source_modified_at":"2026-10-21T12:54:24.847Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"433d52b196a689b18dcfadc7cf6c784f0e5cc7c9","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98081","source_modified_at":"2026-10-21T12:54:24.847Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"36b9cdab44848f25879ca625275c92b007f84653","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98081","source_modified_at":"2026-10-21T12:54:24.847Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"40370f02a1ca3760f8925ffcbe76eb4d91ea758d","basis":"first unaffected version stated in the CVE record"}],"cvss":null,"severity":null,"kev":{"listed":false},"epss":{"probability":0.00168,"percentile":0.05753,"score_date":"2026-10-23"},"published_at":"2026-09-25T10:24:18.091Z","modified_at":"2026-10-21T12:54:24.847Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-98081","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-21T12:54:24.847Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-98081","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://git.kernel.org/stable/c/433d52b196a689b18dcfadc7cf6c784f0e5cc7c9"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/36b9cdab44848f25879ca625275c92b007f84653"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/40370f02a1ca3760f8925ffcbe76eb4d91ea758d"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/e1b168a53174b385e3548bfbd079513b22ac240c"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/a18a6b93a2843b9d103d3456bbd4b3f90282a379"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-21T12:54:24.847Z","content_hash":"e2e491fa1a282fa53688eabdf50e263a40a34b6ee6c9157a6502fac70a879f46"}}