{"id":"CVE-2026-45201","aliases":["A-530643753","ASB-A-530643753","EUVD-2026-63809","GHSA-gm95-6x4p-6vph"],"status":"published","title":"GPU DDK - Incorrect page size validation in PhysmemNewRamBackedPMR could lead to OOB read and/or write of arbitrary physical memory","description":"Software installed and run as a non-privileged user may conduct improper GPU system calls to pass invalid log2 page size when allocating physical pages leading to OOB read and/or write due to improper validation of the said value.\n\n\n\nSuch crafted log2 page size could lead to 4K pages being treated as higher order pages and allowing read and/or write access to the memory beyond 4K threshold.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-09","score":0.00162,"percentile":0.05402,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-1284"],"published":"2026-08-21T04:01:04Z","modified":"2026-11-05T16:32:28Z","fixes":[{"ecosystem":"Android","package":":unknown:","fixed_in":["SoCVersion:2026-11-05"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Android","package":":unknown:","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"SoCVersion:0"},{"fixed":"SoCVersion:2026-11-05"}]}],"versions":["SoCVersion"]}],"products":[{"vendor":"imagination technologies","product":"graphics ddk"}],"references":[{"url":"https://www.imaginationtech.com/gpu-driver-vulnerabilities/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45201"},{"url":"https://www.imaginationtech.com/gpu-driver-vulnerabilities"},{"url":"https://github.com/advisories/GHSA-gm95-6x4p-6vph"},{"url":"https://source.android.com/security/bulletin/2026-11-01","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-45201","title":"GPU DDK - Incorrect page size validation in PhysmemNewRamBackedPMR could lead to OOB read and/or write of arbitrary physical memory","description":"Software installed and run as a non-privileged user may conduct improper GPU system calls to pass invalid log2 page size when allocating physical pages leading to OOB read and/or write due to improper validation of the said value.\n\n\n\nSuch crafted log2 page size could lead to 4K pages being treated as higher order pages and allowing read and/or write access to the memory beyond 4K threshold.","status":"published","published":"2026-08-21T04:01:04.964Z","modified":"2026-08-27T17:49:05.654Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-1284"],"updated_at":"2026-11-02T13:46:32.755125Z"}],"euvd":[{"id":"EUVD-2026-63809","description":"Software installed and run as a non-privileged user may conduct improper GPU system calls to pass invalid log2 page size when allocating physical pages leading to OOB read and/or write due to improper validation of the said value.\n\n\n\nSuch crafted log2 page size could lead to 4K pages being treated as higher order pages and allowing read and/or write access to the memory beyond 4K threshold.","status":"published","published":"2026-08-21T04:01:04Z","modified":"2026-08-27T17:49:05Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:01:26.820985Z"}],"ghsa":[{"id":"GHSA-gm95-6x4p-6vph","title":"Software installed and run as a non-privileged user may conduct improper GPU system calls to pass...","description":"Software installed and run as a non-privileged user may conduct improper GPU system calls to pass invalid log2 page size when allocating physical pages leading to OOB read and/or write due to improper validation of the said value.\n\n\n\nSuch crafted log2 page size could lead to 4K pages being treated as higher order pages and allowing read and/or write access to the memory beyond 4K threshold.","status":"published","published":"2026-08-21T06:31:36Z","modified":"2026-08-27T21:31:20Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-1284"],"updated_at":"2026-11-02T15:11:05.100142Z"}],"nvd":[{"id":"CVE-2026-45201","description":"Software installed and run as a non-privileged user may conduct improper GPU system calls to pass invalid log2 page size when allocating physical pages leading to OOB read and/or write due to improper validation of the said value.\n\n\n\nSuch crafted log2 page size could lead to 4K pages being treated as higher order pages and allowing read and/or write access to the memory beyond 4K threshold.","status":"published","published":"2026-08-21T04:18:02.79Z","modified":"2026-10-18T20:10:00.11Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-1284"],"updated_at":"2026-11-02T14:12:40.665005Z"}],"osv":[{"id":"ASB-A-530643753","status":"published","published":"2026-11-01T00:00:00Z","modified":"2026-11-05T16:32:28.703711716Z","updated_at":"2026-11-05T17:55:17.023074Z"}]}}