{"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": "2026-08-21T04:01:04.964Z"}, "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"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unknown", "platforms": ["Linux", "Android"], "product": "Graphics DDK", "vendor": "Imagination Technologies", "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"}, {"lessThanOrEqual": "25.3 RTM", "status": "affected", "version": "25.1 RTM2", "versionType": "custom"}, {"status": "affected", "version": "26.1 RTM1", "versionType": "custom"}, {"status": "unaffected", "version": "26.1 RTM2", "versionType": "custom"}]}], "source": "367425dc-4d06-4041-9650-c2dc6aaa27ce"}], "cveTags": [], "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."}], "id": "CVE-2026-45201", "lastModified": "2026-08-21T04:18:02.790", "metrics": {}, "published": "2026-08-21T04:18:02.790", "references": [{"source": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "url": "https://www.imaginationtech.com/gpu-driver-vulnerabilities/"}], "sourceIdentifier": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1284"}], "source": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "type": "Secondary"}]}

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