USN-4236-1: Libgcrypt vulnerability

Publication date

13 January 2020

Overview

Libgcrypt could be made to expose sensitive information.


Packages

Details

It was discovered that Libgcrypt was susceptible to a ECDSA timing attack.
An attacker could possibly use this attack to recover sensitive
information.

It was discovered that Libgcrypt was susceptible to a ECDSA timing attack.
An attacker could possibly use this attack to recover sensitive
information.

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
19.10 eoan libgcrypt20 –  1.8.4-5ubuntu2.1
19.04 disco libgcrypt20 –  1.8.4-3ubuntu1.1
18.04 bionic libgcrypt20 –  1.8.1-4ubuntu1.2

Reduce your security exposure

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Have additional questions?

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