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USN-2896-1: Libgcrypt vulnerability

15 February 2016

Libgcrypt could be made to expose sensitive information.




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

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

Ubuntu 15.10
Ubuntu 14.04
Ubuntu 12.04

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