{"schema":"threatline.record/2","record":{"id":"CVE-2026-21124","aliases":[],"summary":"Improper input validation in getting cover image in libsimba.heifdec.media.samsung.so prior to SMR Oct-2026 Release 1 allows local attackers to potentially execute arbitrary code.","details":"Improper input validation in getting cover image in libsimba.heifdec.media.samsung.so prior to SMR Oct-2026 Release 1 allows local attackers to potentially execute arbitrary code.","categories":["Unclassified"],"product":"Samsung Mobile Devices","vendor":"Samsung Mobile","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-21124","source_modified_at":"2026-10-13T03:55:31.300Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"Samsung Mobile Devices","vendor":"Samsung Mobile","versions":[{"status":"unaffected","version":"SMR Oct-2026 Release in Android 14, 15, 16, 17","versionType":"semver","lessThan":"*"}],"defaultStatus":"affected"}],"fixed_versions":[],"cvss":8.6,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00174,"percentile":0.06536,"score_date":"2026-10-23"},"published_at":"2026-10-12T04:57:40.633Z","modified_at":"2026-10-13T03:55:31.300Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-21124","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-13T03:55:31.300Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-21124","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=10"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"total","assessed_at":"2026-10-12T00:00:00+00:00"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-13T03:55:31.300Z","content_hash":"a7a59192af3d4ab48d2133144fc579c496b57122a8c6f1b1cba556c7228b4a92"}}