{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "42c6c48214b726c30918e8dc80e2168607d13ae4"
            },
            {
              "fixed": "fd1691ec62701c982ea32e749678988c67fd4c21"
            },
            {
              "fixed": "cc10a5839756982504ee8568fc1e1625962ab7f8"
            },
            {
              "fixed": "47ea05f246bebc81c7796f56265cffd812cf0601"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.18.0"
            },
            {
              "fixed": "6.18.42"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.1.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/68xxx/CVE-2026-68258.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: Check bounds on CRIU restore queue type and mqd size\n\nWe weren't checking whether the values provided in the private\ndata in kfd CRIU restore were within bounds.\n\nFor queue type, add a KFD_QUEUE_TYPE_MAX and ensure the provided\ntype is less than it.\n\nFor mqd_size, add new function mqd_size_from_queue_type and confirm\nthat the provided mqd_size matches expectations.\n\n(cherry picked from commit f19d8086f6644083c913d70bfdeee20e1b6f46a5)",
  "id": "CVE-2026-68258",
  "modified": "2026-08-20T03:30:08.103917504Z",
  "published": "2026-08-10T12:01:32.149Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/47ea05f246bebc81c7796f56265cffd812cf0601"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/cc10a5839756982504ee8568fc1e1625962ab7f8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fd1691ec62701c982ea32e749678988c67fd4c21"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/68xxx/CVE-2026-68258.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-68258"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "drm/amdkfd: Check bounds on CRIU restore queue type and mqd size"
}