CVE-2026-68244 (GCVE-0-2026-68244)
Vulnerability from cvelistv5
Published
2026-08-10 12:01
Modified
2026-08-19 16:32
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/i915/gem: Do not leak siblings[] on proto context error After a successful BALANCE/PARALLEL_SUBMIT extension on context creation, error during processing of next user extension leaks the siblings[] array. Fix that. Discovered using AI-assisted static analysis confirmed by Intel Product Security. (cherry picked from commit aa65e0a4b51b3b54b53e4142aaa2d997aa1061ff)
References
Impacted products
Vendor Product Version
Linux Linux Version: d4433c7600f794623d6802395542cf4ca4f1b1f9
Version: d4433c7600f794623d6802395542cf4ca4f1b1f9
Version: d4433c7600f794623d6802395542cf4ca4f1b1f9
Version: d4433c7600f794623d6802395542cf4ca4f1b1f9
Version: d4433c7600f794623d6802395542cf4ca4f1b1f9
Version: d4433c7600f794623d6802395542cf4ca4f1b1f9
Version: d4433c7600f794623d6802395542cf4ca4f1b1f9
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/i915/gem/i915_gem_context.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "60b7d701ffae0c3a69e838f984cc80d8ca929f5d",
              "status": "affected",
              "version": "d4433c7600f794623d6802395542cf4ca4f1b1f9",
              "versionType": "git"
            },
            {
              "lessThan": "e600672f11a1d9215f5432ca58f0b9823917a292",
              "status": "affected",
              "version": "d4433c7600f794623d6802395542cf4ca4f1b1f9",
              "versionType": "git"
            },
            {
              "lessThan": "f014702fbd48d06a3d7a06e4bb4075d406376cf0",
              "status": "affected",
              "version": "d4433c7600f794623d6802395542cf4ca4f1b1f9",
              "versionType": "git"
            },
            {
              "lessThan": "8431a4d7ff95c7f9c6fb1dbbbc9cdadf29d4f6d5",
              "status": "affected",
              "version": "d4433c7600f794623d6802395542cf4ca4f1b1f9",
              "versionType": "git"
            },
            {
              "lessThan": "37951ce1567ccf8c86c7a1b8fb7d55a32c821b87",
              "status": "affected",
              "version": "d4433c7600f794623d6802395542cf4ca4f1b1f9",
              "versionType": "git"
            },
            {
              "lessThan": "6cdbef8f60f313684e641628d64aa85960080d3f",
              "status": "affected",
              "version": "d4433c7600f794623d6802395542cf4ca4f1b1f9",
              "versionType": "git"
            },
            {
              "lessThan": "eed3de2acf6aa5154d49098b026710b646db67ee",
              "status": "affected",
              "version": "d4433c7600f794623d6802395542cf4ca4f1b1f9",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/i915/gem/i915_gem_context.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.15"
            },
            {
              "lessThan": "5.15",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.216",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.183",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.148",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.101",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.42",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.1.*",
              "status": "unaffected",
              "version": "7.1.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.216",
                  "versionStartIncluding": "5.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.183",
                  "versionStartIncluding": "5.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.148",
                  "versionStartIncluding": "5.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.101",
                  "versionStartIncluding": "5.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.42",
                  "versionStartIncluding": "5.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.1.6",
                  "versionStartIncluding": "5.15",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.2",
                  "versionStartIncluding": "5.15",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/i915/gem: Do not leak siblings[] on proto context error\n\nAfter a successful BALANCE/PARALLEL_SUBMIT extension on context\ncreation, error during processing of next user extension leaks\nthe siblings[] array. Fix that.\n\nDiscovered using AI-assisted static analysis confirmed by\nIntel Product Security.\n\n(cherry picked from commit aa65e0a4b51b3b54b53e4142aaa2d997aa1061ff)"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-19T16:32:11.063Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/60b7d701ffae0c3a69e838f984cc80d8ca929f5d"
        },
        {
          "url": "https://git.kernel.org/stable/c/e600672f11a1d9215f5432ca58f0b9823917a292"
        },
        {
          "url": "https://git.kernel.org/stable/c/f014702fbd48d06a3d7a06e4bb4075d406376cf0"
        },
        {
          "url": "https://git.kernel.org/stable/c/8431a4d7ff95c7f9c6fb1dbbbc9cdadf29d4f6d5"
        },
        {
          "url": "https://git.kernel.org/stable/c/37951ce1567ccf8c86c7a1b8fb7d55a32c821b87"
        },
        {
          "url": "https://git.kernel.org/stable/c/6cdbef8f60f313684e641628d64aa85960080d3f"
        },
        {
          "url": "https://git.kernel.org/stable/c/eed3de2acf6aa5154d49098b026710b646db67ee"
        }
      ],
      "title": "drm/i915/gem: Do not leak siblings[] on proto context error",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-68244",
    "datePublished": "2026-08-10T12:01:10.469Z",
    "dateReserved": "2026-07-30T09:28:09.377Z",
    "dateUpdated": "2026-08-19T16:32:11.063Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.