USN-3719-3: Mutt vulnerabilities
28 September 2018
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.04 LTS
Several security issues were fixed in Mutt.
- mutt - text-based mailreader supporting MIME, GPG, PGP and threading
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)
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart mutt to make all the necessary changes.