A thunderbird security update has been released for Debian GNU/Linux 11 to address multiple security issues.

DSA 5392-1: thunderbird security update

- -------------------------------------------------------------------------
Debian Security Advisory DSA-5392-1 security@debian.org
  https://www.debian.org/security/ Moritz Muehlenhoff
April 22, 2023   https://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package : thunderbird
CVE ID : CVE-2023-0547 CVE-2023-1945 CVE-2023-28427 CVE-2023-29479
CVE-2023-29533 CVE-2023-29535 CVE-2023-29536 CVE-2023-29539
CVE-2023-29541 CVE-2023-29548 CVE-2023-29550

Multiple security issues were discovered in Thunderbird, which could
result in denial of service or the execution of arbitrary code.

For the stable distribution (bullseye), these problems have been fixed in
version 1:102.10.0-1~deb11u1.

We recommend that you upgrade your thunderbird packages.

For the detailed security status of thunderbird please refer to
its security tracker page at:
  https://security-tracker.debian.org/tracker/thunderbird

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at:   https://www.debian.org/security/