USN-2957-2: Libtasn1 vulnerability
2 May 2016
Libtasn1 could be made to hang if it processed specially crafted data.
Releases
Packages
- libtasn1-6 - Library to manage ASN.1 structures
Details
USN-2957-1 fixed a vulnerability in Libtasn1. This update provides the
corresponding update for Ubuntu 16.04 LTS.
Original advisory details:
Pascal Cuoq and Miod Vallat discovered that Libtasn1 incorrectly handled
certain malformed DER certificates. A remote attacker could possibly use
this issue to cause applications using Libtasn1 to hang, resulting in a
denial of service.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 16.04
In general, a standard system update will make all the necessary changes.
References
Related notices
- USN-2957-1: libtasn1-6-dev, libtasn1-3-bin, libtasn1-bin, libtasn1-3-dev, libtasn1-6, libtasn1-3