{"id":"CVE-2023-4211","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-4211","generatedAt":"2026-10-31T10:24:11.039Z","title":"Arm Mali GPU Kernel Driver Use-After-Free Vulnerability","description":"A local non-privileged user can make improper GPU memory processing operations  to gain access to already freed memory.","published":"2023-10-01T18:15:10.000Z","lastModified":"2026-06-17T06:37:19.000Z","status":"Analyzed","sourceIdentifier":"arm-security@arm.com","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-416"],"affected":["arm/5th gen gpu architecture kernel driver","arm/bifrost gpu kernel driver","arm/midgard gpu kernel driver","arm/valhall gpu kernel driver"],"epss":{"score":0.01098,"percentile":0.65609,"date":"2026-10-30","history":[]},"kev":{"listed":true,"dateAdded":"2023-10-03","dueDate":"2023-10-24","knownRansomwareCampaignUse":"Unknown","notes":"Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.\nhttps://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities;  https://nvd.nist.gov/vuln/detail/CVE-2023-4211"},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 24 October 2023). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities","tags":["Vendor Advisory"],"source":"arm-security@arm.com"},{"url":"https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-4211","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-4211","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}