{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-34194","assignerOrgId":"367425dc-4d06-4041-9650-c2dc6aaa27ce","state":"PUBLISHED","assignerShortName":"imaginationtech","dateReserved":"2026-03-26T13:47:30.669Z","datePublished":"2026-06-08T14:58:40.452Z","dateUpdated":"2026-06-08T18:55:08.798Z"},"containers":{"cna":{"providerMetadata":{"orgId":"367425dc-4d06-4041-9650-c2dc6aaa27ce","shortName":"imaginationtech","dateUpdated":"2026-06-08T14:58:40.452Z"},"title":"GPU DDK - UAF read and/or write to arbitrary physical pages in DevmemIntChangeSparse due to incorrect calculation of the virtual index count","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-468","description":"CWE-468: Incorrect Pointer Scaling","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-123","descriptions":[{"lang":"en","value":"CAPEC - CAPEC-123: Buffer Manipulation (Version 3.9)"}]}],"affected":[{"vendor":"Imagination Technologies","product":"Graphics DDK","platforms":["Linux","Android"],"versions":[{"status":"unaffected","version":"1.18 RTM","versionType":"custom"},{"status":"unaffected","version":"23.2 RTM","versionType":"custom"},{"status":"affected","version":"24.2 RTM","versionType":"custom"},{"status":"affected","version":"25.1 RTM","lessThanOrEqual":"25.3 RTM","versionType":"custom"},{"status":"affected","version":"26.1 RTM","versionType":"custom"}],"defaultStatus":"unknown"}],"descriptions":[{"lang":"en","value":"Software installed and run as a non-privileged user may conduct improper GPU system calls to cause mismanagement of a mapping state maintained for a sparse memory allocation.\n\n\n\nThe product accidentally refers to the wrong memory due to the semantics of how math operations are implicitly scaled across buffers of different sizes.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>Software installed and run as a non-privileged user may conduct improper GPU system calls to cause mismanagement of a mapping state maintained for a sparse memory allocation.</p><p>The product accidentally refers to the wrong memory due to the semantics of how math operations are implicitly scaled across buffers of different sizes.</p>"}]}],"references":[{"url":"https://www.imaginationtech.com/gpu-driver-vulnerabilities/"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.1,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-06-08T18:54:26.516443Z","id":"CVE-2026-34194","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":"2026-06-08T18:55:08.798Z"}}]}}