Debian Security Advisory
DSA-5368-1 libreswan -- security update
- Date Reported:
- 03 Mar 2023
- Affected Packages:
- Security database references:
- In the Debian bugtracking system: Bug 1031821.
In Mitre's CVE dictionary: CVE-2023-23009.
- More information:
It was discovered that the libreswan IPsec implementation could be forced into a crash/restart via malformed IKEv2 packets after peer authentication, resulting in denial of service.
For the stable distribution (bullseye), this problem has been fixed in version 4.3-1+deb11u3.
We recommend that you upgrade your libreswan packages.
For the detailed security status of libreswan please refer to its security tracker page at: https://security-tracker.debian.org/tracker/libreswan