USN-3321-1: Thunderbird vulnerabilities

5 July 2017

thunderbird vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 17.04
  • Ubuntu 16.10
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS

Summary

Several security issues were fixed in Thunderbird.

Software Description

  • 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, read uninitialized memory, obtain sensitive information or execute arbitrary code. (CVE-2017-5470, CVE-2017-5472, CVE-2017-7749, CVE-2017-7750, CVE-2017-7751, CVE-2017-7752, CVE-2017-7754, CVE-2017-7756, CVE-2017-7757, CVE-2017-7758, CVE-2017-7764)

Multiple security issues were discovered in the Graphite 2 library used by Thunderbird. If a user were tricked in to opening a specially crafted message, an attacker could potentially exploit these to cause a denial of service, read uninitialized memory, or execute arbitrary code. (CVE-2017-7771, CVE-2017-7772, CVE-2017-7773, CVE-2017-7774, CVE-2017-7775, CVE-2017-7776, CVE-2017-7777, CVE-2017-7778)

Update instructions

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

Ubuntu 17.04
thunderbird - 1:52.2.1+build1-0ubuntu0.17.04.1
Ubuntu 16.10
thunderbird - 1:52.2.1+build1-0ubuntu0.16.10.1
Ubuntu 16.04 LTS
thunderbird - 1:52.2.1+build1-0ubuntu0.16.04.1
Ubuntu 14.04 LTS
thunderbird - 1:52.2.1+build1-0ubuntu0.14.04.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References