{"id":"CVE-2026-21736","aliases":["A-382331631","ASB-A-382331631","EUVD-2026-10330","GHSA-vjrg-fwqx-82jx"],"status":"published","title":"GPU DDK - Insufficient permission check in PhysmemWrapExtMem() when write attribute support enabled","description":"Software installed and run as a non-privileged user may conduct improper GPU system calls to gain write permission to read-only wrapped user-mode memory.\n\nThis is caused by improper handling of the memory protections for the user-mode wrapped memory resource.","severity":{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-12","score":0.00137,"percentile":0.03133,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-280"],"published":"2026-03-09T12:23:38Z","modified":"2026-11-04T16:48:29Z","fixes":[{"ecosystem":"Android","package":":unknown:","fixed_in":["SoCVersion:2026-06-05"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":":unknown:","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"SoCVersion:0"},{"fixed":"SoCVersion:2026-06-05"}]}],"versions":["SoCVersion"]}],"products":[{"vendor":"imagination technologies","product":"graphics ddk"},{"vendor":"imaginationtech","product":"ddk"}],"references":[{"url":"https://www.imaginationtech.com/gpu-driver-vulnerabilities/","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21736"},{"url":"https://www.imaginationtech.com/gpu-driver-vulnerabilities"},{"url":"https://github.com/advisories/GHSA-vjrg-fwqx-82jx"},{"url":"https://source.android.com/security/bulletin/2026-06-01","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-21736","title":"GPU DDK - Insufficient permission check in PhysmemWrapExtMem() when write attribute support enabled","description":"Software installed and run as a non-privileged user may conduct improper GPU system calls to gain write permission to read-only wrapped user-mode memory.\n\nThis is caused by improper handling of the memory protections for the user-mode wrapped memory resource.","status":"published","published":"2026-03-09T12:23:38.659Z","modified":"2026-03-09T16:06:41.667Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-280"],"updated_at":"2026-11-02T13:41:42.05254Z"}],"euvd":[{"id":"EUVD-2026-10330","description":"Software installed and run as a non-privileged user may conduct improper GPU system calls to gain write permission to read-only wrapped user-mode memory.\n\nThis is caused by improper handling of the memory protections for the user-mode wrapped memory resource.","status":"published","published":"2026-03-09T12:23:38Z","modified":"2026-03-09T16:06:41Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:48:07.128863Z"}],"ghsa":[{"id":"GHSA-vjrg-fwqx-82jx","title":"Software installed and run as a non-privileged user may conduct improper GPU system calls to gain...","description":"Software installed and run as a non-privileged user may conduct improper GPU system calls to gain write permission to read-only wrapped user-mode memory.\n\nThis is caused by improper handling of the memory protections for the user-mode wrapped memory resource.","status":"published","published":"2026-03-09T15:30:47Z","modified":"2026-03-09T18:32:50Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-280"],"updated_at":"2026-11-02T15:06:31.484049Z"}],"nvd":[{"id":"CVE-2026-21736","description":"Software installed and run as a non-privileged user may conduct improper GPU system calls to gain write permission to read-only wrapped user-mode memory.\n\nThis is caused by improper handling of the memory protections for the user-mode wrapped memory resource.","status":"published","published":"2026-03-09T13:15:56.12Z","modified":"2026-06-17T10:18:59.563Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-280"],"updated_at":"2026-11-02T14:12:08.279852Z"}],"osv":[{"id":"ASB-A-382331631","status":"published","published":"2026-06-01T00:00:00Z","modified":"2026-11-12T17:24:32.213657206Z","updated_at":"2026-11-09T17:05:18.698671Z"}]}}