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Medium RLSA-2021:4181 2 CVEs

Moderate: mutt security, bug fix, and enhancement update

Published Nov 9, 2021 · Updated Feb 4, 2026

Summary

Mutt is a low resource, highly configurable, text-based MIME e-mail client. Mutt supports most e-mail storing formats, such as mbox and Maildir, as well as most protocols, including POP3 and IMAP.

The following packages have been upgraded to a later upstream version: mutt (2.0.7). (BZ#1912614)

Security Fix(es):

* mutt: Incorrect handling of invalid initial IMAP responses could lead to an authentication attempt over unencrypted connection (CVE-2020-28896)

* mutt: Memory leak when parsing rfc822 group addresses (CVE-2021-3181)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Rocky Linux 8.5 Release Notes linked from the References section.

Fixed packages 1

ReleasePackageFixed in
Rocky Linux · 8 mutt 5:2.0.7-1.el8

Vulnerabilities 2

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1890084
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1900826
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1912614
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1920446