{"id":"CVE-2026-21096","title":"Heap-based buffer overflow in JPEG decoder of libimagecodec.quram.so prior to SMR Sep-2026 Release 1 allows remote attackers to execute arbitrary code.","summary":"Heap-based buffer overflow in JPEG decoder of libimagecodec.quram.so prior to SMR Sep-2026 Release 1 allows remote attackers to execute arbitrary code.","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-122"],"vendor":"samsung","product":"android","affected":["android = 14.0","android = 15.0","android = 16.0","android = 17.0"],"published":"2026-09-09","updated":"2026-09-11","sourceUpdated":"2026-09-11T13:17:07.897","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-21096","references":[{"url":"https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=09","label":"mobile.security@samsung.com"}],"tags":["nvd","cve.org","exploit-available"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"total","timestamp":"2026-09-11T03:56:38.965264Z"},"scores":{"nvd":9.8,"cna":9.2},"ingestedAt":"2026-09-13T12:35:11.024Z","epss":0.00802,"epssPercentile":0.56468,"exploits":{"github":1,"githubRepos":["https://github.com/Xen0nize/CVE-2026-21096"],"checkedAt":"2026-10-27T17:02:03.889Z"},"exploitAvailable":true,"slug":"CVE-2026-21096","body":"## Overview\n\nHeap-based buffer overflow in JPEG decoder of libimagecodec.quram.so prior to SMR Sep-2026 Release 1 allows remote attackers to execute arbitrary code.\n\n## Affected\n\n- `android = 14.0`\n- `android = 15.0`\n- `android = 16.0`\n- `android = 17.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"abyssal","depthScore":66,"depthScoreParts":{"impact":53.9,"likelihood":0.2,"exploitation":12,"ransomware":0},"changes":[{"seq":217942,"id":"CVE-2026-21096","ts":1791453911354,"field":"exploit_available","old":"false","new":"true"},{"seq":85400,"id":"CVE-2026-21096","ts":1789134092325,"field":"cvss","old":"9.2","new":"9.8"}]}