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CVE-2026-12413 IKEv2 Denial of Service via malformed fragmentation

🗓️ 02 Jul 2026 21:19:22Reported by libreswanType 
cvelist
 cvelist
🔗 www.cve.org👁 31 Views

Malformed IKEv2 fragment crashes Libreswan and enables denial of service if fragmentation is not disabled.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-12413
2 Jul 202621:19
attackerkb
AlpineLinux
CVE-2026-12413
2 Jul 202621:19
alpinelinux
Tenable Nessus
Azure Linux 3.0 Security Update: CBL-Mariner Releases (CVE-2026-12413)
14 Jul 202600:00
nessus
Tenable Nessus
Libreswan 4.6 < 5.3.1 DoS
16 Jul 202600:00
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-12413
3 Jul 202600:00
nessus
CBLMariner
CVE-2026-12413 affecting package libreswan for versions less than 4.15-2
11 Jul 202620:00
cbl_mariner
Circl
CVE-2026-12413
3 Jul 202602:16
circl
CVE
CVE-2026-12413
2 Jul 202621:19
cve
Debian CVE
CVE-2026-12413
2 Jul 202621:19
debiancve
EUVD
EUVD-2026-41439
3 Jul 202600:31
euvd
Rows per page
[
  {
    "vendor": "The Libreswan Project",
    "product": "libreswan",
    "versions": [
      {
        "version": "4.6",
        "status": "affected",
        "lessThanOrEqual": "5.3",
        "versionType": "semver"
      },
      {
        "version": "5.3.1",
        "status": "unaffected",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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