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USN-3719-3: Mutt vulnerabilities

28 September 2018

Several security issues were fixed in Mutt.

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Releases

Packages

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

Details

USN-3719-1 fixed vulnerabilities in Mutt. Unfortunately, the fixes were
not correctly applied to the packaging for Mutt in Ubuntu 16.04 LTS.
This update corrects the oversight.

We apologize for the inconvenience.

Original advisory details:

It was discovered that Mutt incorrectly handled certain requests.
An attacker could possibly use this to execute arbitrary code.
(CVE-2018-14350, CVE-2018-14352, CVE-2018-14354, CVE-2018-14359,
CVE-2018-14358, CVE-2018-14353 ,CVE-2018-14357)

It was discovered that Mutt incorrectly handled certain inputs.
An attacker could possibly use this to access or expose sensitive
information. (CVE-2018-14355, CVE-2018-14356, CVE-2018-14351,
CVE-2018-14362, CVE-2018-14349)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 16.04

After a standard system update you need to restart mutt to make all the
necessary changes.

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