CVE-2024-3652
CVE-2024-3652 · IKEv1 default AH/ESP responder can cause libreswan to abort and restart
This page contains facts from public vulnerability sources. Check the original advisory before updating.
The Libreswan Project was notified of an issue causing libreswan to restart when using IKEv1 without specifying an esp= line. When the peer requests AES-GMAC, libreswan's default proposal handler causes an assertion failure and crashes and restarts. IKEv2 connections are not affected.
CVSS 6.5 · Medium · EPSS 0.8% · Fix available
- Published
- Updated
Stack: system
Affected products and versions
libreswan
- Versions
- ≥ 3.22, ≤ 4.14: Affected (semver)
- 5.0: Not affected
No fix published
libreswan Debian:12
- Versions
- 4.10-2
- 4.10-2+deb12u1
- 4.11-1
- 4.12-1
- 4.12-2
- 4.12-3
- 4.14-1
- 4.14-1.1
- 4.15-1
- 5.0~rc2-1
- 5.0~rc2-2
- 5.2-1
- 5.2-2
- 5.2-2.1
- 5.2-2.2
- 5.2-2.3
- 5.2-2.4
- 5.2-2.5
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
libreswan Debian:13
- Affected ranges
- ECOSYSTEM: < 4.15-1
Update to 4.15-1
libreswan Debian:14
- Affected ranges
- ECOSYSTEM: < 4.15-1
Update to 4.15-1
libreswan Ubuntu:18.04:LTS
- Versions
- 3.20-7build1
- 3.21-2
- 3.22-1
- 3.22-2
- 3.22-3
- 3.22-4
- 3.23-1
- 3.23-4
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
libreswan Ubuntu:20.04:LTS
- Versions
- 3.29-2
- 3.29-2build1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
libreswan Ubuntu:22.04:LTS
- Versions
- 3.32-3ubuntu3
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
libreswan Ubuntu:24.04:LTS
- Versions
- 4.11-1ubuntu1
- 4.12-1ubuntu1
- 4.14-1ubuntu1
- 4.14-1ubuntu2
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
libreswan Ubuntu:25.10
- Versions
- 4.14-1ubuntu2
- 5.2-2.2ubuntu1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
libreswan Ubuntu:26.10
- Versions
- 5.2-2.2ubuntu2
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
libreswan Ubuntu:26.04:LTS
- Versions
- 5.2-2.2ubuntu1
- 5.2-2.2ubuntu2
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published