USN-3545-1: Thunderbird vulnerabilities

29 March 2018

Several security issues were fixed in Thunderbird.

Releases

Packages

  • thunderbird - Mozilla Open Source mail and newsgroup client

Details

Multiple security issues were discovered in Thunderbird. If a user were
tricked in to opening a specially crafted website in a browsing context,
an attacker could potentially exploit these to cause a denial of service,
or execute arbitrary code. (CVE-2018-5125, CVE-2018-5127, CVE-2018-5129,
CVE-2018-5144, CVE-2018-5145, CVE-2018-5146)

Update instructions

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

Ubuntu 17.10
Ubuntu 16.04
Ubuntu 14.04

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