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Debian Security Advisory DSA-4876-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
March 25, 2021                        https://www.debian.org/security/faq
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Package        : thunderbird
CVE ID         : CVE-2021-23981 CVE-2021-23982 CVE-2021-23984 CVE-2021-23987

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

For the stable distribution (buster), these problems have been fixed in
version 1:78.9.0-1~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/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
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