{"affected":[{"defaultStatus":"unaffected","product":"Linux","source":"CNA: Linux","vendor":"Linux","versions":[{"lessThan":"c94fd6e8a71efd047ff36930e840f3c25679e136","status":"affected","version":"97894f7d3c2966164516a8a5109674763d3a55e1","versionType":"git"},{"lessThan":"ec10e3dc93994b87adf7c759a4639fe34013989a","status":"affected","version":"97894f7d3c2966164516a8a5109674763d3a55e1","versionType":"git"},{"lessThan":"b37588b0282a2b3cdda9db1d53712745ce66dea0","status":"affected","version":"97894f7d3c2966164516a8a5109674763d3a55e1","versionType":"git"},{"lessThan":"6abc7d5dcf0ee0f85e16e41c87fbd06231f28753","status":"affected","version":"97894f7d3c2966164516a8a5109674763d3a55e1","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","source":"CNA: Linux","vendor":"Linux","versions":[{"status":"affected","version":"6.9"},{"lessThan":"6.9","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.75","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.14","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cveId":"CVE-2026-45888","cwes":[],"description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmd/raid1: fix memory leak in raid1_run()\n\nraid1_run() calls setup_conf() which registers a thread via\nmd_register_thread(). If raid1_set_limits() fails, the previously\nregistered thread is not unregistered, resulting in a memory leak\nof the md_thread structure and the thread resource itself.\n\nAdd md_unregister_thread() to the error path to properly cleanup\nthe thread, which aligns with the error handling logic of other paths\nin this function.\n\nCompile tested only. Issue found using a prototype static analysis tool\nand code review.","epss":{"date":"2026-11-06","percentile":0.05194,"score":0.0016},"exploits":[],"kev":null,"metrics":[],"modifiedAt":1793980390955,"publishedAt":1779884219751,"references":[{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/c94fd6e8a71efd047ff36930e840f3c25679e136"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/ec10e3dc93994b87adf7c759a4639fe34013989a"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/b37588b0282a2b3cdda9db1d53712745ce66dea0"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/6abc7d5dcf0ee0f85e16e41c87fbd06231f28753"}],"remediation":[],"revision":"0344ba79bdb2702845208b292fa4ca7b9a17dc537c316b9a4796b0df0ba8b0be","sources":[{"modifiedAt":1793980390955,"name":"CNA: Linux","retrievedAt":1793981762094,"url":"https://www.cve.org/CVERecord?id=CVE-2026-45888"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793981787502,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-45888"}],"ssvc":{"assessedAt":1793979817059,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"md/raid1: fix memory leak in raid1_run()","updatedAt":1793981787502}