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CVE-2026-6679

🗓️ 25 Jun 2026 20:13:06Reported by wolfSSLType 
cve
 cve
🔗 web.nvd.nist.gov👁 21 Views

DTLS 1.3 ACK serialization overflow from integer truncation before authentication; fixed in wolfSSL 5.9.1.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-6679
25 Jun 202620:13
attackerkb
AlpineLinux
CVE-2026-6679
25 Jun 202620:13
alpinelinux
Circl
CVE-2026-6679
25 Jun 202623:15
circl
Cvelist
CVE-2026-6679 DTLS 1.3 ACK serialization heap buffer overflow via integer truncation
25 Jun 202620:13
cvelist
Debian CVE
CVE-2026-6679
25 Jun 202620:13
debiancve
EUVD
EUVD-2026-39557
25 Jun 202620:13
euvd
NVD
CVE-2026-6679
25 Jun 202621:16
nvd
OSV
CVE-2026-6679 DTLS 1.3 ACK serialization heap buffer overflow via integer truncation
25 Jun 202620:13
osv
OSV
DEBIAN-CVE-2026-6679
25 Jun 202621:16
osv
OSV
JLSEC-2026-753 A heap buffer overflow could occur in the DTLS 1.3 ACK serialization path before the connecting...
14 Jul 202621:41
osv
Rows per page
NVD
Node
wolfsslwolfsslRange5.4.05.9.1
[
  {
    "vendor": "wolfSSL",
    "product": "wolfSSL",
    "collectionURL": "https://github.com/wolfSSL/wolfssl",
    "versions": [
      {
        "status": "affected",
        "version": "5.4.0",
        "lessThanOrEqual": "5.9.0",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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27 Jun 2026 20:26Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.17.5
CVSS 48.8
EPSS0.00385
SSVC
21