{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-41156", "assignerOrgId": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "state": "PUBLISHED", "assignerShortName": "imaginationtech", "dateReserved": "2026-04-17T16:26:03.731Z", "datePublished": "2026-06-19T09:28:53.868Z", "dateUpdated": "2026-06-22T18:23:23.917Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "shortName": "imaginationtech", "dateUpdated": "2026-06-19T09:28:53.868Z"}, "title": "GPU DDK - kernel<->fw CCB contains SYNC_PRIMITIVE_BLOCK firmware address without holding reference", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-416", "description": "CWE-416: Use After Free (4.15)", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-124", "descriptions": [{"lang": "en", "value": "CAPEC-124: Shared Resource Manipulation (Version 3.9)"}]}], "affected": [{"vendor": "Imagination Technologies", "product": "Graphics DDK", "platforms": ["Linux", "Android"], "versions": [{"status": "affected", "version": "1.18 RTM", "versionType": "custom"}, {"status": "affected", "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"}, {"status": "unaffected", "version": "26.2 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 resources creating a write use after free scenario.\n\n\n\nA shared resource (memory page) managed by a CPU thread of control (driver) and accessed by a GPU thread of control (Firmware) can cause a write UAF when the CPU thread frees the resource before the GPU FW has finished accessing it.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Software installed and run as a non-privileged user may conduct improper GPU system calls to cause mismanagement of resources creating a write use after free scenario.\n<br>\n<br>A shared resource (memory page) managed by a CPU thread of control (driver) and accessed by a GPU thread of control (Firmware) can cause a write UAF when the CPU thread frees the resource before the GPU FW has finished accessing it."}]}], "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": 7.7, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-06-22T18:23:16.520515Z", "id": "CVE-2026-41156", "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": "2026-06-22T18:23:23.917Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.7, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-41156", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-06-22T18:23:16.520515Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-22T18:22:42.493Z"}}], "cna": {"title": "GPU DDK - kernel<->fw CCB contains SYNC_PRIMITIVE_BLOCK firmware address without holding reference", "source": {"discovery": "UNKNOWN"}, "impacts": [{"capecId": "CAPEC-124", "descriptions": [{"lang": "en", "value": "CAPEC-124: Shared Resource Manipulation (Version 3.9)"}]}], "affected": [{"vendor": "Imagination Technologies", "product": "Graphics DDK", "versions": [{"status": "affected", "version": "1.18 RTM", "versionType": "custom"}, {"status": "affected", "version": "23.2 RTM", "versionType": "custom"}, {"status": "affected", "version": "24.2 RTM", "versionType": "custom"}, {"status": "affected", "version": "25.1 RTM", "versionType": "custom", "lessThanOrEqual": "25.3 RTM"}, {"status": "affected", "version": "26.1 RTM", "versionType": "custom"}, {"status": "unaffected", "version": "26.2 RTM", "versionType": "custom"}], "platforms": ["Linux", "Android"], "defaultStatus": "unknown"}], "references": [{"url": "https://www.imaginationtech.com/gpu-driver-vulnerabilities/"}], "x_generator": {"engine": "Vulnogram 0.2.0"}, "descriptions": [{"lang": "en", "value": "Software installed and run as a non-privileged user may conduct improper GPU system calls to cause mismanagement of resources creating a write use after free scenario.\n\n\n\nA shared resource (memory page) managed by a CPU thread of control (driver) and accessed by a GPU thread of control (Firmware) can cause a write UAF when the CPU thread frees the resource before the GPU FW has finished accessing it.", "supportingMedia": [{"type": "text/html", "value": "Software installed and run as a non-privileged user may conduct improper GPU system calls to cause mismanagement of resources creating a write use after free scenario.\n<br>\n<br>A shared resource (memory page) managed by a CPU thread of control (driver) and accessed by a GPU thread of control (Firmware) can cause a write UAF when the CPU thread frees the resource before the GPU FW has finished accessing it.", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-416", "description": "CWE-416: Use After Free (4.15)"}]}], "providerMetadata": {"orgId": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "shortName": "imaginationtech", "dateUpdated": "2026-06-19T09:28:53.868Z"}}}, "cveMetadata": {"cveId": "CVE-2026-41156", "state": "PUBLISHED", "dateUpdated": "2026-06-22T18:23:23.917Z", "dateReserved": "2026-04-17T16:26:03.731Z", "assignerOrgId": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "datePublished": "2026-06-19T09:28:53.868Z", "assignerShortName": "imaginationtech"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unknown", "platforms": ["Linux", "Android"], "product": "Graphics DDK", "vendor": "Imagination Technologies", "versions": [{"status": "affected", "version": "1.18 RTM", "versionType": "custom"}, {"status": "affected", "version": "23.2 RTM", "versionType": "custom"}, {"status": "affected", "version": "24.2 RTM", "versionType": "custom"}, {"lessThanOrEqual": "25.3 RTM", "status": "affected", "version": "25.1 RTM", "versionType": "custom"}, {"status": "affected", "version": "26.1 RTM", "versionType": "custom"}, {"status": "unaffected", "version": "26.2 RTM", "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 cause mismanagement of resources creating a write use after free scenario.\n\n\n\nA shared resource (memory page) managed by a CPU thread of control (driver) and accessed by a GPU thread of control (Firmware) can cause a write UAF when the CPU thread frees the resource before the GPU FW has finished accessing it."}], "id": "CVE-2026-41156", "lastModified": "2026-06-22T20:40:34.690", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.5, "impactScore": 5.2, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-41156", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-06-22T18:23:16.520515Z", "version": "2.0.3"}}]}, "published": "2026-06-19T10:16:11.317", "references": [{"source": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "url": "https://www.imaginationtech.com/gpu-driver-vulnerabilities/"}], "sourceIdentifier": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": ["linux", "android"], "status": "affected", "versions": {"scheme": "generic", "value": "1.18 RTM"}}, {"platform": ["linux", "android"], "status": "affected", "versions": {"scheme": "generic", "value": "23.2 RTM"}}, {"platform": ["linux", "android"], "status": "affected", "versions": {"scheme": "generic", "value": "24.2 RTM"}}, {"platform": ["linux", "android"], "status": "affected", "versions": {"scheme": "generic", "value": "[25.1 RTM,25.3 RTM]"}}, {"platform": ["linux", "android"], "status": "affected", "versions": {"scheme": "generic", "value": "26.1 RTM"}}, {"platform": ["linux", "android"], "status": "unaffected", "versions": {"scheme": "generic", "value": "26.2 RTM"}}], "enrichment": {"confidence": 86.0, "confidence_source": "matching", "scores": [{"score": 86.0, "source": "matching"}]}, "original": {"product": "Graphics DDK", "source": "cna", "vendor": "Imagination Technologies"}, "product": "graphics_ddk", "vendor": "imaginationtech"}], "created": "2026-06-19T10:30:15.900037+00:00", "updated": "2026-06-24T20:30:04.365770+00:00", "vendors": ["imaginationtech", "imaginationtech$PRODUCT$graphics_ddk"]}