{"id":"CVE-2026-49746","state":"PUBLISHED","title":"GPU DDK - Dimension Mismatch and Integer Truncation in PMRDevPhysAddrOSMem","description":"Software installed and run as a non-privileged user may conduct improper GPU system calls to cause OOB read kernel memory access and in certain cases cause GPU UAF of arbitrary pages.\n\n\n\nIncorrect validation of array index can lead to OOB read and potentially to GPU UAF of arbitrary pages.","publishedAt":"2026-08-07T01:59:38.642Z","updatedAt":"2026-08-07T17:53:00.194Z","severity":{"score":7.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","source":"CISA-ADP"},"assigner":"imaginationtech","products":["Imagination Technologies Graphics DDK"],"affected":[{"vendor":"Imagination Technologies","product":"Graphics DDK","defaultStatus":"unknown","versions":[{"version":"1.18 RTM2","status":"affected","versionType":"custom"},{"version":"23.2 RTM2","status":"affected","versionType":"custom"},{"version":"24.2 RTM2","status":"affected","versionType":"custom"},{"version":"25.1 RTM2","status":"affected","lessThanOrEqual":"25.3 RTM","versionType":"custom"},{"version":"26.1 RTM1","status":"affected","versionType":"custom"},{"version":"26.1 RTM2","status":"unaffected","versionType":"custom"}],"platforms":["Linux","Android"]}],"references":["https://www.imaginationtech.com/gpu-driver-vulnerabilities/"],"weaknesses":["CWE-823"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/49xxx/CVE-2026-49746.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-49746","state":"PUBLISHED","datePublished":"2026-08-07T01:59:38.642Z","dateUpdated":"2026-08-07T17:53:00.194Z","assignerShortName":"imaginationtech","assignerOrgId":"367425dc-4d06-4041-9650-c2dc6aaa27ce","dateReserved":"2026-06-01T11:03:13.032Z"},"containers":{"cna":{"title":"GPU DDK - Dimension Mismatch and Integer Truncation in PMRDevPhysAddrOSMem","descriptions":[{"lang":"en","value":"Software installed and run as a non-privileged user may conduct improper GPU system calls to cause OOB read kernel memory access and in certain cases cause GPU UAF of arbitrary pages.\n\n\n\nIncorrect validation of array index can lead to OOB read and potentially to GPU UAF of arbitrary pages."}],"affected":[{"vendor":"Imagination Technologies","product":"Graphics DDK","defaultStatus":"unknown","versions":[{"version":"1.18 RTM2","status":"affected","versionType":"custom"},{"version":"23.2 RTM2","status":"affected","versionType":"custom"},{"version":"24.2 RTM2","status":"affected","versionType":"custom"},{"version":"25.1 RTM2","status":"affected","lessThanOrEqual":"25.3 RTM","versionType":"custom"},{"version":"26.1 RTM1","status":"affected","versionType":"custom"},{"version":"26.1 RTM2","status":"unaffected","versionType":"custom"}],"platforms":["Linux","Android"]}],"references":[{"url":"https://www.imaginationtech.com/gpu-driver-vulnerabilities/"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-823","lang":"en","description":"CWE - CWE-823: Use of Out-of-range Pointer Offset (4.16)","type":"CWE"}]}],"providerMetadata":{"shortName":"imaginationtech","orgId":"367425dc-4d06-4041-9650-c2dc6aaa27ce","dateUpdated":"2026-08-07T01:59:38.642Z"},"impacts":[{"capecId":"CAPEC-679","descriptions":[{"lang":"en","value":"CAPEC - CAPEC-679: Exploitation of Improperly Configured or Implemented Memory Protections (Version 3.9)"}]}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.4"}},"adp":[{"title":"CISA ADP Vulnrichment","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:H/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-07T17:52:32.818801Z","id":"CVE-2026-49746","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-07T17:53:00.194Z"}}]}}}