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Debian Security Advisory DSA-4895-1                   [email protected]
https://www.debian.org/security/                       Moritz Muehlenhoff
April 20, 2021                        https://www.debian.org/security/faq
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Package        : firefox-esr
CVE ID         : CVE-2021-23961 CVE-2021-23994 CVE-2021-23995 CVE-2021-23998 
                 CVE-2021-23999 CVE-2021-24002 CVE-2021-29945 CVE-2021-29946

Multiple security issues have been found in the Mozilla Firefox web
browser, which could potentially result in the execution of arbitrary
code, information disclosure, privilege escalation or spoofing.

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

We recommend that you upgrade your firefox-esr packages.

For the detailed security status of firefox-esr please refer to
its security tracker page at:

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: [email protected]