{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "762c251c7f5c4ee5bef71460c6e822ed293fd69f"
            },
            {
              "fixed": "941329ce14c5f481223a10d1d4c8b57ea7f3048a"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "bd50c5dc182b0a52599f87b429f9a5a9cbfc9b1c"
            },
            {
              "fixed": "29dd10583bf9d2744cd84b862e4257c0a5699570"
            },
            {
              "fixed": "a1fb0c5b8a7c2753758aeced40971f99449dde0c"
            },
            {
              "fixed": "eae099c764c7ebdb842eb1f638913e310bdd6513"
            },
            {
              "fixed": "bd43a7ec668be428265b3209eb43647aedcf720a"
            },
            {
              "fixed": "1cecb4202afdbeddcf29d59baf596ac6ab753f7f"
            },
            {
              "fixed": "ebac8f6b1ef0e9278afe204b8692a7479988dace"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "5.15.138"
            },
            {
              "fixed": "5.15.216"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.15.216"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.183"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.19.0"
            },
            {
              "fixed": "6.6.152"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.12.104"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.18.45"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "7.1.9"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74614.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nvsock/virtio: read virtqueues under worker locks\n\nCommit bd50c5dc182b (\"vsock/virtio: add support for device\nsuspend/resume\") made the *_run flags transition from false to true when\nrestore installs replacement virtqueues.  The RX, TX and event workers\nread their virtqueue before locking and checking the corresponding flag,\nso a worker delayed across freeze and restore can observe the replacement\nqueue's running state while retaining a pointer to the deleted queue.\n\nRead each virtqueue under its mutex after checking the run flag, keeping\nthe pointer and state in the same queue generation.",
  "id": "CVE-2026-74614",
  "modified": "2026-08-27T11:30:27.464675192Z",
  "published": "2026-08-22T15:31:59.800Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1cecb4202afdbeddcf29d59baf596ac6ab753f7f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/29dd10583bf9d2744cd84b862e4257c0a5699570"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/941329ce14c5f481223a10d1d4c8b57ea7f3048a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a1fb0c5b8a7c2753758aeced40971f99449dde0c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bd43a7ec668be428265b3209eb43647aedcf720a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/eae099c764c7ebdb842eb1f638913e310bdd6513"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ebac8f6b1ef0e9278afe204b8692a7479988dace"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74614.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-74614"
    },
    {
      "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:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "vsock/virtio: read virtqueues under worker locks"
}