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CVE-2026-52994 vsock/virtio: fix MSG_ZEROCOPY pinned-pages accounting

🗓️ 24 Jun 2026 16:29:07Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 32 Views

Fix MSG_ZEROCOPY pinned-pages accounting in vsock virtio by passing total packet length to zcopy init.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-52994
24 Jun 202616:29
attackerkb
CVE
CVE-2026-52994
24 Jun 202616:29
cve
Debian CVE
CVE-2026-52994
24 Jun 202616:29
debiancve
EUVD
EUVD-2026-38862
24 Jun 202618:32
euvd
NVD
CVE-2026-52994
24 Jun 202617:17
nvd
OSV
BELL-CVE-2026-52994
26 Jun 202606:12
osv
OSV
CVE-2026-52994 vsock/virtio: fix MSG_ZEROCOPY pinned-pages accounting
24 Jun 202616:29
osv
OSV
DEBIAN-CVE-2026-52994
24 Jun 202617:17
osv
OSV
ROOT-OS-DEBIAN-13-CVE-2026-52994 CVE-2026-52994 in rootio-linux - Patched by Root
14 Jul 202609:23
osv
OSV
ROOT-OS-UBUNTU-2404-CVE-2026-52994 CVE-2026-52994 in rootio-linux - Patched by Root
14 Jul 202613:16
osv
Rows per page
[
  {
    "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_common.c"
    ],
    "versions": [
      {
        "version": "581512a6dc939ef122e49336626ae159f3b8a345",
        "lessThan": "6af1736b5810bc8a4a43a8518530113f5a757dc1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "581512a6dc939ef122e49336626ae159f3b8a345",
        "lessThan": "d0117950075f0a9d5944980784c719d8ebcd4bff",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "581512a6dc939ef122e49336626ae159f3b8a345",
        "lessThan": "1cb36e252211506f51095fe7ced8286cc77b4c80",
        "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_common.c"
    ],
    "versions": [
      {
        "version": "6.7",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.7",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.33",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.10",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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