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CVE-2026-34183 Unbounded Memory Growth in the QUIC PATH_CHALLENGE Handler

🗓️ 09 Jun 2026 16:03:23Reported by opensslType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

Remote peer can flood QUIC PATH_CHALLENGE frames, causing unbounded memory growth and DoS.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
CVE
CVE-2026-34183
9 Jun 202616:03
cve
Debian CVE
CVE-2026-34183
9 Jun 202616:03
debiancve
EUVD
EUVD-2026-35479
9 Jun 202618:30
euvd
NVD
CVE-2026-34183
9 Jun 202617:17
nvd
OSV
DEBIAN-CVE-2026-34183
9 Jun 202619:47
osv
OSV
UBUNTU-CVE-2026-34183
9 Jun 202600:00
osv
Positive Technologies
PT-2026-47832
9 Jun 202600:00
ptsecurity
Ubuntu
USN-8414-1: OpenSSL vulnerabilities
9 Jun 202617:14
ubuntu
[
  {
    "defaultStatus": "unaffected",
    "product": "OpenSSL",
    "vendor": "OpenSSL",
    "versions": [
      {
        "lessThan": "4.0.1",
        "status": "affected",
        "version": "4.0.0",
        "versionType": "semver"
      },
      {
        "lessThan": "3.6.3",
        "status": "affected",
        "version": "3.6.0",
        "versionType": "semver"
      },
      {
        "lessThan": "3.5.7",
        "status": "affected",
        "version": "3.5.0",
        "versionType": "semver"
      },
      {
        "lessThan": "3.4.6",
        "status": "affected",
        "version": "3.4.0",
        "versionType": "semver"
      }
    ]
  }
]

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