[USN-4236-2] Libgcrypt vulnerability
marc.deslauriers at canonical.com
Tue Jan 14 14:15:11 UTC 2020
Ubuntu Security Notice USN-4236-2
January 14, 2020
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.04 LTS
Libgcrypt could be made to expose sensitive information.
- libgcrypt20: LGPL Crypto library
USN-4236-1 fixed a vulnerability in Libgcrypt. This update provides the
corresponding fix for Ubuntu 16.04 LTS.
Original advisory details:
It was discovered that Libgcrypt was susceptible to a ECDSA timing attack.
An attacker could possibly use this attack to recover sensitive
The problem can be corrected by updating your system to the following
Ubuntu 16.04 LTS:
In general, a standard system update will make all the necessary changes.
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