Ubuntu 22.04 LTS USN-5724-1 Moderate: Thunderbird DoS and Code Exec Issues

ubuntu

November 11, 2022

Several security issues were fixed in Thunderbird.

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 into opening a specially crafted website in a browsing context, an

attacker could potentially exploit these to cause a denial of service,

bypass Content Security Policy (CSP) or other security restrictions, or

execute arbitrary code. These issues only affect Ubuntu 18.04 LTS, Ubuntu

20.04 LTS and Ubuntu 22.04 LTS. (CVE-2022-3266, CVE-2022-40956,

CVE-2022-40957, CVE-2022-40958, CVE-2022-40959, CVE-2022-40960,

CVE-2022-40962)

Multiple security issues were discovered in the Matrix SDK bundled with

Thunderbird. An attacker could potentially exploit these in order to

impersonate another user. These issues only affect Ubuntu 18.04 LTS,

Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2022-39236, CVE-2022-39249,

CVE-2022-39250, CVE-2022-39251)

Mul...

Read the Full Advisory

Topics Covered

security advisory denial of service code execution ubuntu security issues thunderbird matrix sdk

Update Instructions

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

Ubuntu 22.10:
  thunderbird                     1:102.4.2+build2-0ubuntu0.22.10.1

Ubuntu 22.04 LTS:
  thunderbird                     1:102.4.2+build2-0ubuntu0.22.04.1

Ubuntu 20.04 LTS:
  thunderbird                     1:102.4.2+build2-0ubuntu0.20.04.1

Ubuntu 18.04 LTS:
  thunderbird                     1:102.4.2+build2-0ubuntu0.18.04.1

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