GLSA 202101-32: Mutt, NeoMutt: Information disclosure

Severity:normal
Title:Mutt, NeoMutt: Information disclosure
Date:01/26/2021
Bugs: #755833, #755866
ID:202101-32

Synopsis

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

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.

Affected packages

Package Vulnerable Unaffected Architecture(s)
mail-client/neomutt < 20201120 >= 20201120 All supported architectures
mail-client/mutt < 2.0.2 >= 2.0.2 All supported architectures

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

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202101-32.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

License

Copyright 2010 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.

Thank you!