{"id":"CVE-2026-21116","published":"2026-10-12T04:57:31Z","modified":"2026-10-16T16:02:48Z","title":"Out-of-bounds write in libsmkvextractor.so prior to SMR Oct-2026 Release 1 allows local attackers to write…","vendor":"Samsung","product":"Samsung Mobile Devices","tier":"tail","description":{"text":"Out-of-bounds write in libsmkvextractor.so prior to SMR Oct-2026 Release 1 allows local attackers to write out-of-bounds memory.","provenance":"source","from":"CVE.org"},"cvss":{"score":5.1,"severity":"MEDIUM","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N","provenance":"source","from":"CVE.org CNA"},"epss":{"score":0.00119,"percentile":0.01753,"provenance":"source"},"cwes":[{"id":"CWE-787","name":"Out-of-bounds Write"}],"references":[{"url":"https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=10","tags":[]}],"priority":{"score":3.9,"factors":[{"name":"EPSS percentile","points":0.35},{"name":"CVSS severity","points":3.57}]},"vendorSlug":"samsung","affectedVersions":[{"vendor":"Samsung Mobile","product":"Samsung Mobile Devices","versions":["all versions"]}],"euvd":{"id":"EUVD-2026-97180","exploited":false,"provenance":"source"},"lineage":{"familyId":"fam-class-samsung-mobile-devices-cwe-787"}}