Description
An issue was discovered in Libreswan 3.x and 4.x before 4.12. When an IKEv1 ISAKMP SA Informational Exchange packet contains a Delete/Notify payload followed by further Notifies that act on the ISAKMP SA, such as a duplicated Delete/Notify message, a NULL pointer dereference on the deleted state causes the pluto daemon to crash and restart.
Metrics
CVSS 3.1 6.5/10
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- https://github.com/libreswan/libreswan/tagsThird Party Advisory
- https://libreswan.org/security/CVE-2023-38712/Third Party Advisory
- https://github.com/libreswan/libreswan/tagsThird Party Advisory
- https://libreswan.org/security/CVE-2023-38712/Third Party Advisory
Timeline
- Published
- Aug 25, 2023
- Last modified
- Jun 17, 2026
- NVD status
- Modified