{"id":"CVE-2026-41158","state":"PUBLISHED","title":"GPU DDK - Backed sparse PMRs are not handled by deferred free mechanism after shrink","description":"Software installed and run as a non-privileged user may conduct GPU system calls to write to arbitrary freed physical pages.\n\n\n\nPhysical memory allocated and freed, without the deferred free mechanism can lead to those resources being used for read/write by the GPU after the kernel module has freed the resource.","publishedAt":"2026-06-12T21:57:29.607Z","updatedAt":"2026-06-15T19:26:18.813Z","severity":{"score":7.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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 RTM","status":"unaffected","versionType":"custom"},{"version":"23.2 RTM","status":"unaffected","versionType":"custom"},{"version":"24.2 RTM","status":"unaffected","versionType":"custom"},{"version":"25.1 RTM","status":"affected","lessThanOrEqual":"25.3 RTM","versionType":"custom"},{"version":"26.1 RTM","status":"affected","versionType":"custom"},{"version":"26.2 RTM","status":"unaffected","versionType":"custom"}],"platforms":["Linux","Android"]}],"references":["https://www.imaginationtech.com/gpu-driver-vulnerabilities/"],"weaknesses":["CWE-416"],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/41xxx/CVE-2026-41158.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-41158","state":"PUBLISHED","datePublished":"2026-06-12T21:57:29.607Z","dateUpdated":"2026-06-15T19:26:18.813Z","assignerShortName":"imaginationtech","assignerOrgId":"367425dc-4d06-4041-9650-c2dc6aaa27ce","dateReserved":"2026-04-17T16:26:03.731Z"},"containers":{"cna":{"title":"GPU DDK - Backed sparse PMRs are not handled by deferred free mechanism after shrink","descriptions":[{"lang":"en","value":"Software installed and run as a non-privileged user may conduct GPU system calls to write to arbitrary freed physical pages.\n\n\n\nPhysical memory allocated and freed, without the deferred free mechanism can lead to those resources being used for read/write by the GPU after the kernel module has freed the resource."}],"affected":[{"vendor":"Imagination Technologies","product":"Graphics DDK","defaultStatus":"unknown","versions":[{"version":"1.18 RTM","status":"unaffected","versionType":"custom"},{"version":"23.2 RTM","status":"unaffected","versionType":"custom"},{"version":"24.2 RTM","status":"unaffected","versionType":"custom"},{"version":"25.1 RTM","status":"affected","lessThanOrEqual":"25.3 RTM","versionType":"custom"},{"version":"26.1 RTM","status":"affected","versionType":"custom"},{"version":"26.2 RTM","status":"unaffected","versionType":"custom"}],"platforms":["Linux","Android"]}],"references":[{"url":"https://www.imaginationtech.com/gpu-driver-vulnerabilities/"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-416","lang":"en","description":"CWE-416: Use After Free","type":"CWE"}]}],"providerMetadata":{"shortName":"imaginationtech","orgId":"367425dc-4d06-4041-9650-c2dc6aaa27ce","dateUpdated":"2026-06-12T21:57:29.607Z"},"impacts":[{"capecId":"CAPEC-124","descriptions":[{"lang":"en","value":"CAPEC-124: Shared Resource Manipulation"}]}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","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":"2026-06-15T18:50:52.946060Z","id":"CVE-2026-41158","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-15T19:26:18.813Z"}}]}}}