USN-4045-1: Thunderbird vulnerabilities
thunderbird vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 19.04
- Ubuntu 18.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Summary
Several security issues were fixed in Thunderbird.
Software Description
- thunderbird – Mozilla Open Source mail and newsgroup client
Details
A type confusion bug was discovered in Thunderbird. If a user were
tricked in to opening a specially crafted website in a browsing context,
an attacker could exploit this by causing a denial of service, or
executing arbirary code. (CVE-2019-11707)
It was discovered that a sandboxed child process could open arbitrary web
content in the parent process via the Prompt:Open IPC message. When
combined with another vulnerability, an attacker could potentially exploit
this to execute arbitrary code. (CVE-2019-11708)
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 19.04
- thunderbird – 1:60.7.2+build2-0ubuntu0.19.04.1
- Ubuntu 18.10
- thunderbird – 1:60.7.2+build2-0ubuntu0.18.10.1
- Ubuntu 18.04 LTS
- thunderbird – 1:60.7.2+build2-0ubuntu0.18.04.1
- Ubuntu 16.04 LTS
- thunderbird – 1:60.7.2+build2-0ubuntu0.16.04.1
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
Source: USN-4045-1: Thunderbird vulnerabilities
