USN-4645-1: Mutt vulnerability

25 November 2020

Mutt could be made to expose sensitive information.



  • mutt - text-based mailreader supporting MIME, GPG, PGP and threading


It was discovered that Mutt incorrectly handled certain connections.
An attacker could possibly use this issue to expose sensitive information.

Update instructions


Ubuntu 20.10
Ubuntu 20.04
Ubuntu 18.04
Ubuntu 16.04
Ubuntu 12.04
