{"id":"CVE-2026-21124","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 potentially execute arbitrary code.","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.","severity":"none","cwe":["CWE-20"],"published":"2026-10-12","updated":"2026-10-12","sourceUpdated":"2026-10-12T14:17:13.080","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-21124","references":[{"url":"https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=10","label":"mobile.security@samsung.com"}],"tags":["nvd"],"ingestedAt":"2026-10-12T14:50:34.086Z","slug":"CVE-2026-21124","body":"## Overview\n\nImproper 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}