USN-4384-1: GnuTLS vulnerability

Publication date

5 June 2020

Overview

GnuTLS could be made to expose sensitive information.


Packages

Details

It was discovered that GnuTLS incorrectly handled session ticket encryption
keys. A remote attacker could possibly use this issue to bypass
authentication or recover sensitive information.

It was discovered that GnuTLS incorrectly handled session ticket encryption
keys. A remote attacker could possibly use this issue to bypass
authentication or 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
20.04 focal libgnutls30 –  3.6.13-2ubuntu1.1
19.10 eoan libgnutls30 –  3.6.9-5ubuntu1.2

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