==========================================================================
Ubuntu Security Notice USN-6903-1
July 22, 2024
thunderbird vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 22.04 LTS
- Ubuntu 20.04 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 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-2024-6600, CVE-2024-6601,
CVE-2024-6604)
Ronald Crane discovered that Thunderbird did not properly manage certain
memory operations in the NSS. An attacker could potentially exploit this
issue to cause a denial of service. (CVE-2024-6602)
Irvan Kurniawan discovered that Thunderbird did not properly manage memory
during thread creation. An attacker could potentially exploit this
issue to cause a denial of service, or execute arbitrary code. 
(CVE-2024-6603)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 22.04 LTS
  thunderbird                     1:115.13.0+build5-0ubuntu0.22.04.1
Ubuntu 20.04 LTS
  thunderbird                     1:115.13.0+build5-0ubuntu0.20.04.1
In general, a standard system update will make all the necessary changes.
References:
  https://ubuntu.com/security/notices/USN-6903-1
  CVE-2024-6600, CVE-2024-6601, CVE-2024-6602, CVE-2024-6603,
  CVE-2024-6604
Package Information:
  https://launchpad.net/ubuntu/+source/thunderbird/1:115.13.0+build5-0ubuntu0.22.04.1
  https://launchpad.net/ubuntu/+source/thunderbird/1:115.13.0+build5-0ubuntu0.20.04.1