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CVE-2026-80932 vsock/virtio: flush works in dependency order

🗓️ 11 Sep 2026 19:42:07Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 46 Views

Use-after-free in Linux kernel vsock/virtio remove path races kfree with rx_work.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/vmw_vsock/virtio_transport.c"
    ],
    "versions": [
      {
        "version": "0ea9e1d3a9e3ef7d2a1462d3de6b95131dc7d872",
        "lessThan": "e059a14c1067bcc4f7b1947cd09f2baab98e340f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0ea9e1d3a9e3ef7d2a1462d3de6b95131dc7d872",
        "lessThan": "531e2ac2dab1ab90a16427c4f9c86663633e9487",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0ea9e1d3a9e3ef7d2a1462d3de6b95131dc7d872",
        "lessThan": "f3313d952fc380cff53db9a28451a8807aa67b43",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0ea9e1d3a9e3ef7d2a1462d3de6b95131dc7d872",
        "lessThan": "b9cb4e8ba71c9fbd935d66baa71bbb0b87192c94",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0ea9e1d3a9e3ef7d2a1462d3de6b95131dc7d872",
        "lessThan": "2187a56f2fd1715d54daed6392809223c60544f3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0ea9e1d3a9e3ef7d2a1462d3de6b95131dc7d872",
        "lessThan": "165a330a68b5f299d8735f0194c314cb2e571269",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0ea9e1d3a9e3ef7d2a1462d3de6b95131dc7d872",
        "lessThan": "da5e9f08714c19ba04e6863aca69d40f042f2e04",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0ea9e1d3a9e3ef7d2a1462d3de6b95131dc7d872",
        "lessThan": "728836ebca239810f164262b10211ef59182f811",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/vmw_vsock/virtio_transport.c"
    ],
    "versions": [
      {
        "version": "4.8",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.8",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.270",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.221",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.188",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.157",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.109",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.50",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.4",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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