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Debian Security Advisory DSA-4897-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
April 22, 2021                        https://www.debian.org/security/faq
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Package        : thunderbird
CVE ID         : CVE-2021-23961 CVE-2021-23991 CVE-2021-23992 CVE-2021-23993 
                 CVE-2021-23994 CVE-2021-23995 CVE-2021-23998 CVE-2021-23999 
                 CVE-2021-24002 CVE-2021-29945 CVE-2021-29946 CVE-2021-29948 
                 CVE-2021-29949

Multiple security issues were discovered in Thunderbird, which could
result in the execution of arbitrary code or information disclosure.
In adddition a number of security issues were addressed in the OpenPGP
support.

For the stable distribution (buster), these problems have been fixed in
version 1:78.10.0-1~deb10u1.

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/source-package/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/

Mailing list: debian-security-announce@lists.debian.org