{"id":"CVE-2025-21043","aliases":["EUVD-2025-29028","GHSA-h4h8-5cww-x7j2"],"status":"published","title":"Out-of-bounds write in libimagecodec.quram.so prior to SMR Sep-2025 Release 1 allows remote...","description":"Out-of-bounds write in libimagecodec.quram.so prior to SMR Sep-2025 Release 1 allows remote attackers to execute arbitrary code.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.02216,"percentile":0.8287,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2025-09-12T07:21:51Z","modified":"2026-10-08T12:54:41Z","kev":{"date_added":"2025-10-02","due_date":"2025-10-23","required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","known_ransomware_use":"Unknown"},"exploitation":[{"source":"euvd","since":"2025-10-02"},{"source":"kev","since":"2025-10-02"}],"products":[{"vendor":"samsung","product":"android"},{"vendor":"samsung","product":"mobile devices"},{"vendor":"samsung mobile","product":"samsung mobile devices"}],"references":[{"url":"https://security.samsungmobile.com/securityUpdate.smsb?year=2025\u0026month=09","tags":["Vendor Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-21043","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-21043"},{"url":"https://github.com/advisories/GHSA-h4h8-5cww-x7j2"}],"sources":{"cve":[{"id":"CVE-2025-21043","description":"Out-of-bounds write in libimagecodec.quram.so prior to SMR Sep-2025 Release 1 allows remote attackers to execute arbitrary code.","status":"published","published":"2025-09-12T07:21:51.025Z","modified":"2026-10-07T19:59:17.893Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:32:32.30152Z"}],"euvd":[{"id":"EUVD-2025-29028","description":"Out-of-bounds write in libimagecodec.quram.so prior to SMR Sep-2025 Release 1 allows remote attackers to execute arbitrary code.","status":"published","published":"2025-09-12T07:21:51Z","modified":"2026-10-07T19:59:17Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"exploited_since":"2025-10-02","updated_at":"2026-11-02T17:27:33.904651Z"}],"ghsa":[{"id":"GHSA-h4h8-5cww-x7j2","title":"Out-of-bounds write in libimagecodec.quram.so prior to SMR Sep-2025 Release 1 allows remote...","description":"Out-of-bounds write in libimagecodec.quram.so prior to SMR Sep-2025 Release 1 allows remote attackers to execute arbitrary code.","status":"published","published":"2025-09-12T09:30:30Z","modified":"2025-10-22T00:34:27Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:04:09.266545Z"}],"kev":[{"id":"CVE-2025-21043","title":"Samsung Mobile Devices Out-of-Bounds Write Vulnerability","description":"Samsung mobile devices contain an out-of-bounds write vulnerability in libimagecodec.quram.so which allows remote attackers to execute arbitrary code.","cwes":["CWE-787"],"kev":{"date_added":"2025-10-02","due_date":"2025-10-23","required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","known_ransomware_use":"Unknown"},"updated_at":"2026-11-02T17:00:15.999436Z"}],"nvd":[{"id":"CVE-2025-21043","description":"Out-of-bounds write in libimagecodec.quram.so prior to SMR Sep-2025 Release 1 allows remote attackers to execute arbitrary code.","status":"published","published":"2025-09-12T08:15:44.92Z","modified":"2026-10-08T12:54:41.813Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:11:28.834562Z"}]}}