{"schema_version":"1","data":[{"id":1361,"advisory_id":"fd1bd6df-3483-4ea5-b8a4-d1a39d9aaa18","revision":1,"source_id":"core-kev","source_url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2023-0266","source_published_at":"2023-03-30T00:00:00+00:00","published_at":"2026-10-24T21:01:40.560697+00:00","extraction_method":"structured","technologies":["core-kev","kernel"],"cve_ids":["CVE-2023-0266"],"event_types":["advisory"],"payload":{"kind":"advisory","title":"Linux Kernel Use-After-Free Vulnerability","summary":"Linux kernel contains a use-after-free vulnerability that allows for privilege escalation to gain ring0 access from the system user. CISA required action: Apply updates per vendor instructions.","evidence":"kev:CVE-2023-0266","products":[{"name":{"value":"Kernel","evidence":"/product"},"prerequisites":[],"fixed_versions":[],"affected_versions":[]}],"severity":"unknown","structured":{"id":"CVE-2023-0266","aliases":["CVE-2023-0266"],"affected":[],"modified":"2023-03-30T00:00:00.000Z","provider":"kev","references":["https://www.cisa.gov/known-exploited-vulnerabilities-catalog"],"exploitation":{"cwes":["CWE-416"],"cveID":"CVE-2023-0266","notes":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/queue-5.10/alsa-pcm-move-rwsem-lock-inside-snd_ctl_elem_read-to-prevent-uaf.patch?id=72783cf35e6c55bca84c4bb7b776c58152856fd4;  https://nvd.nist.gov/vuln/detail/CVE-2023-0266","dueDate":"2023-04-20","product":"Kernel","dateAdded":"2023-03-30","vendorProject":"Linux","requiredAction":"Apply updates per vendor instructions.","known_exploited":true,"shortDescription":"Linux kernel contains a use-after-free vulnerability that allows for privilege escalation to gain ring0 access from the system user.","vulnerabilityName":"Linux Kernel Use-After-Free Vulnerability","knownRansomwareCampaignUse":"Unknown"}},"related_cves":[{"value":"CVE-2023-0266","evidence":"/cveID"}],"security_relevant":true,"severity_evidence":null},"priority":{"reasons":["known_exploited"],"severity":"unknown","linked_cves":[],"fix_available":false,"known_exploited":true,"publisher_severity":"unknown"},"context_update":false}],"next_after":1361,"next_before":1361}