Ubuntu 22.04 LTS: USN-6075-1 Critical: Thunderbird Denial of Service

ubuntu

May 15, 2023

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,

obtain sensitive information, bypass security restrictions, cross-site

tracing, or execute arbitrary code. (CVE-2023-32205, CVE-2023-32207,

CVE-2023-32211, CVE-2023-32212, CVE-2023-32213, CVE-2023-32215)

Irvan Kurniawan discovered that Thunderbird did not properly manage memory

when using RLBox Expat driver. An attacker could potentially exploits this

issue to cause a denial of service. (CVE-2023-32206)

Topics Covered

security advisory denial of service critical cross-site scripting information disclosure ubuntu thunderbird

Update Instructions

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

Ubuntu 23.04:
  thunderbird                     1:102.11.0+build1-0ubuntu0.23.04.1

Ubuntu 22.10:
  thunderbird                     1:102.11.0+build1-0ubuntu0.22.10.1

Ubuntu 22.04 LTS:
  thunderbird                     1:102.11.0+build1-0ubuntu0.22.04.1

Ubuntu 20.04 LTS:
  thunderbird                     1:102.11.0+build1-0ubuntu0.20.04.1

Ubuntu 18.04 LTS:
  thunderbird                     1:102.11.0+build1-0ubuntu0.18.04.1

In general, a standard system update will make all the necessary changes.