USN-2896-1: Libgcrypt vulnerability

Publication date

15 February 2016

Overview

Libgcrypt could be made to expose sensitive information.


Packages

Details

Daniel Genkin, Lev Pachmanov, Itamar Pipman and Eran Tromer discovered
that Libgcrypt was susceptible to an attack via physical side channels. A
local attacker could use this attack to possibly recover private keys.

Daniel Genkin, Lev Pachmanov, Itamar Pipman and Eran Tromer discovered
that Libgcrypt was susceptible to an attack via physical side channels. A
local attacker could use this attack to possibly recover private keys.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
15.10 wily libgcrypt20 –  1.6.3-2ubuntu1.1
14.04 trusty libgcrypt11 –  1.5.3-2ubuntu4.3
12.04 precise libgcrypt11 –  1.5.0-3ubuntu0.5

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.


Have additional questions?

Talk to a member of the team ›