Debian/strongswan: high 7.3
libcharon in strongSwan 5.9.7 through 6.0.7 mishandles behavioral workflow in the IKEv2 state machine. Because CREATE_CHILD_SA requests are mishandled, there can be an authentication bypass.
Action: Upgrade strongswan to 6.0.1-6+deb13u7 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 6.0.1-6+deb13u7 | - |
Fixed versions
| 6.0.1-6+deb13u7 |
Sources
- osv: DEBIAN-CVE-2026-78135#Debian:13/strongswan
- https://security-tracker.debian.org/tracker/CVE-2026-78135
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