{"api_version":"1","generated_at":"2026-05-30T20:15:36+00:00","cve":"CVE-2026-46095","urls":{"html":"https://cve.report/CVE-2026-46095","api":"https://cve.report/api/cve/CVE-2026-46095.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-46095","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-46095"},"summary":{"title":"md/md-llbitmap: raise barrier before state machine transition","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmd/md-llbitmap: raise barrier before state machine transition\n\nMove the barrier raise operation before calling llbitmap_state_machine()\nin both llbitmap_start_write() and llbitmap_start_discard(). This\nensures the barrier is in place before any state transitions occur,\npreventing potential race conditions where the state machine could\ncomplete before the barrier is properly raised.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-27 14:17:31","updated_at":"2026-05-27 14:48:03"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/ef4ca3d4bf09716cff9ba00eb0351deadc8417ab","name":"https://git.kernel.org/stable/c/ef4ca3d4bf09716cff9ba00eb0351deadc8417ab","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/9142f00a9287ca38152717e3e88a033a27774e7f","name":"https://git.kernel.org/stable/c/9142f00a9287ca38152717e3e88a033a27774e7f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/9701d51dd378380ba05293fa391e8ba01065ae8d","name":"https://git.kernel.org/stable/c/9701d51dd378380ba05293fa391e8ba01065ae8d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-46095","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46095","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5ab829f1971dc99f2aac10846c378e67fc875abc 9142f00a9287ca38152717e3e88a033a27774e7f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5ab829f1971dc99f2aac10846c378e67fc875abc 9701d51dd378380ba05293fa391e8ba01065ae8d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5ab829f1971dc99f2aac10846c378e67fc875abc ef4ca3d4bf09716cff9ba00eb0351deadc8417ab git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.18","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.27 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.4 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"46095","cve":"CVE-2026-46095","epss":"0.000170000","percentile":"0.043360000","score_date":"2026-05-29","updated_at":"2026-05-30 00:13:24"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/md/md-llbitmap.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"9142f00a9287ca38152717e3e88a033a27774e7f","status":"affected","version":"5ab829f1971dc99f2aac10846c378e67fc875abc","versionType":"git"},{"lessThan":"9701d51dd378380ba05293fa391e8ba01065ae8d","status":"affected","version":"5ab829f1971dc99f2aac10846c378e67fc875abc","versionType":"git"},{"lessThan":"ef4ca3d4bf09716cff9ba00eb0351deadc8417ab","status":"affected","version":"5ab829f1971dc99f2aac10846c378e67fc875abc","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/md/md-llbitmap.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.18"},{"lessThan":"6.18","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.27","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.27","versionStartIncluding":"6.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.4","versionStartIncluding":"6.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1-rc1","versionStartIncluding":"6.18","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmd/md-llbitmap: raise barrier before state machine transition\n\nMove the barrier raise operation before calling llbitmap_state_machine()\nin both llbitmap_start_write() and llbitmap_start_discard(). This\nensures the barrier is in place before any state transitions occur,\npreventing potential race conditions where the state machine could\ncomplete before the barrier is properly raised."}],"providerMetadata":{"dateUpdated":"2026-05-27T12:58:48.179Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/9142f00a9287ca38152717e3e88a033a27774e7f"},{"url":"https://git.kernel.org/stable/c/9701d51dd378380ba05293fa391e8ba01065ae8d"},{"url":"https://git.kernel.org/stable/c/ef4ca3d4bf09716cff9ba00eb0351deadc8417ab"}],"title":"md/md-llbitmap: raise barrier before state machine transition","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-46095","datePublished":"2026-05-27T12:58:48.179Z","dateReserved":"2026-05-13T15:03:33.097Z","dateUpdated":"2026-05-27T12:58:48.179Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-27 14:17:31","lastModifiedDate":"2026-05-27 14:48:03","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"46095","Ordinal":"1","Title":"md/md-llbitmap: raise barrier before state machine transition","CVE":"CVE-2026-46095","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"46095","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nmd/md-llbitmap: raise barrier before state machine transition\n\nMove the barrier raise operation before calling llbitmap_state_machine()\nin both llbitmap_start_write() and llbitmap_start_discard(). This\nensures the barrier is in place before any state transitions occur,\npreventing potential race conditions where the state machine could\ncomplete before the barrier is properly raised.","Type":"Description","Title":"md/md-llbitmap: raise barrier before state machine transition"}]}}}