Debian Security Advisory

DLA-2414-1 fastd -- LTS security update

Date Reported:

25 Oct 2020

Affected Packages:

fastd

Vulnerable:

Yes

Security database references:

In the Debian bugtracking system: Bug 972521.
In Mitre's CVE dictionary: CVE-2020-27638.

More information:

In fastd, a fast and secure tunnelling daemon, a receive buffer handling problem was discovered which allows a denial of service (memory exhaustion) when receiving packets with an invalid type code.

For Debian 9 stretch, this problem has been fixed in version 18-2+deb9u1.

We recommend that you upgrade your fastd packages.

For the detailed security status of fastd please refer to its security tracker page at: https://security-tracker.debian.org/tracker/fastd

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS