USN-3689-2: Libgcrypt vulnerability

19 June 2018

Libgcrypt could be made to expose sensitive information.




USN-3689-1 fixed a vulnerability in Libgcrypt. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

Keegan Ryan discovered that Libgcrypt was susceptible to a side-channel
attack. A local attacker could possibly use this attack to recover ECDSA
private keys.

Update instructions

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

Ubuntu 12.04

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


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