Mutt, NeoMutt: Information disclosure — GLSA 202101-32

A weakness was discovered in Mutt and NeoMutt's TLS handshake handling

Affected packages

mail-client/mutt on all architectures
Affected versions < 2.0.2
Unaffected versions >= 2.0.2
mail-client/neomutt on all architectures
Affected versions < 20201120
Unaffected versions >= 20201120

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"
 

References

Release date
January 26, 2021

Latest revision
January 26, 2021: 1

Severity
normal

Exploitable
remote

Bugzilla entries