Mutt, NeoMutt: Information disclosure

Background

Mutt is a small but very powerful text-based mail client.

NeoMutt is a command line mail reader (or MUA). It’s a fork of Mutt with added features.

Description

A weakness in TLS handshake handling was found which may allow information disclosure.

Impact

A remote attacker may be able to cause information disclosure.

Workaround

There is no known workaround at this time.

Resolution

All Mutt users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=mail-client/mutt-2.0.2"

All NeoMutt users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=mail-client/neomutt-20201120"