{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-45201","assignerOrgId":"367425dc-4d06-4041-9650-c2dc6aaa27ce","state":"PUBLISHED","assignerShortName":"imaginationtech","dateReserved":"2026-05-11T10:58:04.162Z","datePublished":"2026-08-21T04:01:04.964Z","dateUpdated":"2026-08-27T17:49:05.654Z"},"containers":{"cna":{"providerMetadata":{"orgId":"367425dc-4d06-4041-9650-c2dc6aaa27ce","shortName":"imaginationtech","dateUpdated":"2026-08-21T04:01:04.964Z"},"title":"GPU DDK - Incorrect page size validation in PhysmemNewRamBackedPMR could lead to OOB read and/or write of arbitrary physical memory","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-1284","description":"CWE-1284: Improper Validation of Specified Quantity in Input","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-47","descriptions":[{"lang":"en","value":"CAPEC-47: Buffer Overflow via Parameter Expansion"}]}],"affected":[{"vendor":"Imagination Technologies","product":"Graphics DDK","platforms":["Linux","Android"],"versions":[{"status":"unaffected","version":"1.18 RTM2","versionType":"custom"},{"status":"unaffected","version":"23.2 RTM2","versionType":"custom"},{"status":"affected","version":"24.2 RTM2","versionType":"custom"},{"status":"affected","version":"25.1 RTM2","lessThanOrEqual":"25.3 RTM","versionType":"custom"},{"status":"affected","version":"26.1 RTM1","versionType":"custom"},{"status":"unaffected","version":"26.1 RTM2","versionType":"custom"}],"defaultStatus":"unknown"}],"descriptions":[{"lang":"en","value":"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.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>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.</p><p>Such 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.</p>"}]}],"references":[{"url":"https://www.imaginationtech.com/gpu-driver-vulnerabilities/"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.4"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.8,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-27T17:48:49.692810Z","id":"CVE-2026-45201","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-27T17:49:05.654Z"}}]}}