{"id":"CVE-2026-21126","revision":"5f02a9f1427b46afb07076332dd3bf25","records":[{"revision":"5f02a9f1427b46afb07076332dd3bf25","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-21126","aliases":[],"title":"Improper input validation in getting cover image in libsimba.heifdec.media.samsung.so prior to SMR Oct-2026 Release 1 allows local attackers to write out-of-bounds memory.","description":"Improper input validation in getting cover image in libsimba.heifdec.media.samsung.so prior to SMR Oct-2026 Release 1 allows local attackers to write out-of-bounds memory.","state":0,"publishedAt":"2026-10-12T04:57:42.847+00:00","modifiedAt":"2026-10-16T16:15:34.501+00:00","affected":[{"ecosystem":"Vendor product","name":"Samsung Mobile Devices","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Samsung Mobile\",\n                    \"product\": \"Samsung Mobile Devices\",\n                    \"versions\": [\n                        {\n                            \"status\": \"unaffected\",\n                            \"version\": \"SMR Oct-2026 Release in Android 14, 15, 16, 17\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"*\"\n                        }\n                    ],\n                    \"defaultStatus\": \"affected\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","score":6.9,"severity":"MEDIUM"}],"references":["https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=10"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-21126","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-21126","identifiers":["CVE-2026-21126"]},"retained":false,"historicalAffected":[]}],"coverage":[]}