[USN-4384-1] GnuTLS vulnerability
marc.deslauriers at canonical.com
Fri Jun 5 18:43:02 UTC 2020
Ubuntu Security Notice USN-4384-1
June 05, 2020
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 20.04 LTS
- Ubuntu 19.10
GnuTLS could be made to expose sensitive information.
- gnutls28: GNU TLS library
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.
The problem can be corrected by updating your system to the following
Ubuntu 20.04 LTS:
In general, a standard system update will make all the necessary changes.
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