DSA-3962-1 strongswan -- security update

Debian Security Advisory

DSA-3962-1 strongswan -- security update

Date Reported:

03 Sep 2017

Affected Packages:

strongswan

Vulnerable:

Yes

Security database references:

In the Debian bugtracking system: Bug 872155.
In Mitre's CVE dictionary: CVE-2017-11185.

More information:

A denial of service vulnerability was identified in strongSwan, an IKE/IPsec suite, using Google's OSS-Fuzz fuzzing project.

The gmp plugin in strongSwan had insufficient input validation when verifying RSA signatures. This coding error could lead to a null pointer dereference, leading to process crash.

For the oldstable distribution (jessie), this problem has been fixed in version 5.2.1-6+deb8u5.

For the stable distribution (stretch), this problem has been fixed in version 5.5.1-4+deb9u1.

For the testing distribution (buster), this problem has been fixed in version 5.6.0-1.

For the unstable distribution (sid), this problem has been fixed in version 5.6.0-1.

We recommend that you upgrade your strongswan packages.