CVE-2026-49746 (GCVE-0-2026-49746)
Vulnerability from cvelistv5
Published
2026-08-07 01:59
Modified
2026-08-07 17:53
CWE
  • CWE-823 - CWE - Use of Out-of-range Pointer Offset (4.16)
Summary
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. Incorrect validation of array index can lead to OOB read and potentially to GPU UAF of arbitrary pages.
Impacted products
Vendor Product Version
Imagination Technologies Graphics DDK Version: 1.18 RTM2   <
Version: 23.2 RTM2   <
Version: 24.2 RTM2   <
Version: 25.1 RTM2   <
Version: 26.1 RTM1   <
Patch: 26.1 RTM2
Create a notification for this product.
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 7.1,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "NONE",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2026-49746",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-07T17:52:32.818801Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-07T17:53:00.194Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unknown",
          "platforms": [
            "Linux",
            "Android"
          ],
          "product": "Graphics DDK",
          "vendor": "Imagination Technologies",
          "versions": [
            {
              "status": "affected",
              "version": "1.18 RTM2",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "23.2 RTM2",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "24.2 RTM2",
              "versionType": "custom"
            },
            {
              "lessThanOrEqual": "25.3 RTM",
              "status": "affected",
              "version": "25.1 RTM2",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "26.1 RTM1",
              "versionType": "custom"
            },
            {
              "status": "unaffected",
              "version": "26.1 RTM2",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eSoftware 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.\u003c/p\u003e\u003cp\u003eIncorrect validation of array index can lead to OOB read and potentially to GPU UAF of arbitrary pages.\u0026nbsp;\u003c/p\u003e"
            }
          ],
          "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."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-679",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC - CAPEC-679: Exploitation of Improperly Configured or Implemented Memory Protections (Version 3.9)"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-823",
              "description": "CWE - CWE-823: Use of Out-of-range Pointer Offset (4.16)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-07T01:59:38.642Z",
        "orgId": "367425dc-4d06-4041-9650-c2dc6aaa27ce",
        "shortName": "imaginationtech"
      },
      "references": [
        {
          "url": "https://www.imaginationtech.com/gpu-driver-vulnerabilities/"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "GPU DDK - Dimension Mismatch and Integer Truncation in PMRDevPhysAddrOSMem",
      "x_generator": {
        "engine": "Vulnogram 1.0.4"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "367425dc-4d06-4041-9650-c2dc6aaa27ce",
    "assignerShortName": "imaginationtech",
    "cveId": "CVE-2026-49746",
    "datePublished": "2026-08-07T01:59:38.642Z",
    "dateReserved": "2026-06-01T11:03:13.032Z",
    "dateUpdated": "2026-08-07T17:53:00.194Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
      "containers": "{\"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\": {\"id\": \"CVE-2026-49746\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-08-07T17:52:32.818801Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-08-07T17:52:55.519Z\"}}], \"cna\": {\"title\": \"GPU DDK - Dimension Mismatch and Integer Truncation in PMRDevPhysAddrOSMem\", \"source\": {\"discovery\": \"UNKNOWN\"}, \"impacts\": [{\"capecId\": \"CAPEC-679\", \"descriptions\": [{\"lang\": \"en\", \"value\": \"CAPEC - CAPEC-679: Exploitation of Improperly Configured or Implemented Memory Protections (Version 3.9)\"}]}], \"affected\": [{\"vendor\": \"Imagination Technologies\", \"product\": \"Graphics DDK\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.18 RTM2\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"23.2 RTM2\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"24.2 RTM2\", \"versionType\": \"custom\"}, {\"status\": \"affected\", \"version\": \"25.1 RTM2\", \"versionType\": \"custom\", \"lessThanOrEqual\": \"25.3 RTM\"}, {\"status\": \"affected\", \"version\": \"26.1 RTM1\", \"versionType\": \"custom\"}, {\"status\": \"unaffected\", \"version\": \"26.1 RTM2\", \"versionType\": \"custom\"}], \"platforms\": [\"Linux\", \"Android\"], \"defaultStatus\": \"unknown\"}], \"references\": [{\"url\": \"https://www.imaginationtech.com/gpu-driver-vulnerabilities/\"}], \"x_generator\": {\"engine\": \"Vulnogram 1.0.4\"}, \"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.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cp\u003eSoftware 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.\u003c/p\u003e\u003cp\u003eIncorrect validation of array index can lead to OOB read and potentially to GPU UAF of arbitrary pages.\u0026nbsp;\u003c/p\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-823\", \"description\": \"CWE - CWE-823: Use of Out-of-range Pointer Offset (4.16)\"}]}], \"providerMetadata\": {\"orgId\": \"367425dc-4d06-4041-9650-c2dc6aaa27ce\", \"shortName\": \"imaginationtech\", \"dateUpdated\": \"2026-08-07T01:59:38.642Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-49746\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-08-07T17:53:00.194Z\", \"dateReserved\": \"2026-06-01T11:03:13.032Z\", \"assignerOrgId\": \"367425dc-4d06-4041-9650-c2dc6aaa27ce\", \"datePublished\": \"2026-08-07T01:59:38.642Z\", \"assignerShortName\": \"imaginationtech\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.


Loading…

Loading…