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CVE-2023-53698 xsk: fix refcount underflow in error path

🗓️ 22 Oct 2025 13:23:38Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 5 Views

Fix refcount underflow in xsk error path when memory allocation fails; pool not nulled.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/xdp/xsk.c"
    ],
    "versions": [
      {
        "version": "f7019562f142bc041f9cde63af338d1886585923",
        "lessThan": "789fcd94c9cac133dd4d96e193188661aca9f6c3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ba3beec2ec1d3b4fd8672ca6e781dac4b3267f6e",
        "lessThan": "15b453cf7348973217558235b9ece2ee5fea6777",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ba3beec2ec1d3b4fd8672ca6e781dac4b3267f6e",
        "lessThan": "3e7722c31d4167eb7f3ffd35aba52cab69b79072",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ba3beec2ec1d3b4fd8672ca6e781dac4b3267f6e",
        "lessThan": "85c2c79a07302fe68a1ad5cc449458cc559e314d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9f0c8a9d4ef1b9ebee0e4ac2495fe790727044aa",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.15.47",
        "lessThan": "5.15.127",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.17.15",
        "lessThan": "5.18",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/xdp/xsk.c"
    ],
    "versions": [
      {
        "version": "5.18",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.18",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.127",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.46",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.4.11",
        "lessThanOrEqual": "6.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.5",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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