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CVE-2026-78133 Details

libcharon in strongSwan 6.0.0 through 6.0.7 has a use-after-free in IKEv2 rekeying collision handling.

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

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URL	Source(s)	Tag(s)
https://github.com/strongswan/strongswan/releases/tag/6.1.0	[email protected]	PatchRelease NotesVendor Advisory
https://www.strongswan.org/blog/2026/09/07/strongswan-vulnerability-(cve-2026-78133).html	[email protected]	MitigationVendor Advisory

CWE-ID	CWE Name	Source
CWE-416	Use After Free	[email protected]

Product	Versions
strongswan strongswan	>= 6.0.0, < 6.1.0
CPE cpe:2.3:a:strongswan:strongswan:::::::: Remediation No remediation found in references.

3 change records found show changes

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