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

DSA 5284-1: thunderbird security update

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Debian Security Advisory DSA-5284-1 security@debian.org
  https://www.debian.org/security/ Moritz Muehlenhoff
November 17, 2022   https://www.debian.org/security/faq
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Package : thunderbird
CVE ID : CVE-2022-45403 CVE-2022-45404 CVE-2022-45405 CVE-2022-45406
CVE-2022-45408 CVE-2022-45409 CVE-2022-45410 CVE-2022-45411
CVE-2022-45412 CVE-2022-45416 CVE-2022-45418 CVE-2022-45420
CVE-2022-45421

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 1:102.5.0-1~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/