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CVE-2026-11352 QUIC zero-length UDP datagrams busy-loop

🗓️ 03 Jul 2026 06:12:10Reported by curlType 
cvelist
 cvelist
🔗 www.cve.org👁 14 Views

Curl QUIC UDP receive mishandles zero-length datagrams, enabling DoS via endless empty packets.

Related
Affected
Refs
[
  {
    "vendor": "curl",
    "product": "curl",
    "versions": [
      {
        "version": "8.20.0",
        "status": "affected",
        "lessThanOrEqual": "8.20.0",
        "versionType": "semver"
      },
      {
        "version": "8.19.0",
        "status": "affected",
        "lessThanOrEqual": "8.19.0",
        "versionType": "semver"
      },
      {
        "version": "8.18.0",
        "status": "affected",
        "lessThanOrEqual": "8.18.0",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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