1. Ubuntu Security Notices
  2. USN-6374-2

USN-6374-2: Mutt vulnerabilities

Publication date

19 October 2023

Overview

Mutt could be made to crash if it received specially crafted input.

Releases

Packages

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

Details

USN-6374-1 fixed vulnerabilities in Mutt. This update provides the
corresponding updates for Ubuntu 23.10.

Original advisory details:

It was discovered that Mutt incorrectly handled certain email header
contents. If a user were tricked into opening a specially crafted message,
a remote attacker could possibly use this issue to cause a denial of
service. (CVE-2023-4874, CVE-2023-4875)

USN-6374-1 fixed vulnerabilities in Mutt. This update provides the
corresponding updates for Ubuntu 23.10.

Original advisory details:

It was discovered that Mutt incorrectly handled certain email header
contents. If a user were tricked into opening a specially crafted message,
a remote attacker could possibly use this issue to cause a denial of
service. (CVE-2023-4874, CVE-2023-4875)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
23.10 mantic mutt –  2.2.9-1ubuntu0.23.10.1

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References

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