{"id":"CVE-2026-45202","state":"PUBLISHED","title":"GPU DDK - Silent High-Order CMA Memory Leak & Double Free in `_FreeOSPages_Fast`","description":"Software installed and run as a non-privileged user may conduct GPU system calls which cause GPU memory leaks and possible kernel heap corruption.\n\n\n\nScenario caused by memory free paths not maintaining state data of upgraded higher order allocations. This could cause memory leak or double free event.","publishedAt":"2026-08-21T04:09:15.602Z","updatedAt":"2026-08-27T19:17:38.322Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/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-415"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/45xxx/CVE-2026-45202.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-45202","state":"PUBLISHED","datePublished":"2026-08-21T04:09:15.602Z","dateUpdated":"2026-08-27T19:17:38.322Z","assignerShortName":"imaginationtech","assignerOrgId":"367425dc-4d06-4041-9650-c2dc6aaa27ce","dateReserved":"2026-05-11T10:58:04.163Z"},"containers":{"cna":{"title":"GPU DDK - Silent High-Order CMA Memory Leak & Double Free in `_FreeOSPages_Fast`","descriptions":[{"lang":"en","value":"Software installed and run as a non-privileged user may conduct GPU system calls which cause GPU memory leaks and possible kernel heap corruption.\n\n\n\nScenario caused by memory free paths not maintaining state data of upgraded higher order allocations. This could cause memory leak or double free event."}],"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-415","lang":"en","description":"CWE-415: Double Free","type":"CWE"}]}],"providerMetadata":{"shortName":"imaginationtech","orgId":"367425dc-4d06-4041-9650-c2dc6aaa27ce","dateUpdated":"2026-08-21T04:09:15.602Z"},"impacts":[{"capecId":"CAPEC-113","descriptions":[{"lang":"en","value":"CAPEC-113: Interface Manipulation"}]}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.4"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-08-27T19:17:06.676810Z","id":"CVE-2026-45202","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":"2026-08-27T19:17:38.322Z"}}]}}}