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             AUSCERT External Security Bulletin Redistribution

                               ESB-2021.2389
                        firefox-esr security update
                               15 July 2021

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           firefox-esr
Publisher:         Debian
Operating System:  Debian GNU/Linux
Impact/Access:     Execute Arbitrary Code/Commands -- Remote with User Interaction
                   Denial of Service               -- Remote with User Interaction
                   Reduced Security                -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2021-30547 CVE-2021-29976 CVE-2021-29970

Reference:         ESB-2021.2377
                   ESB-2021.2376

Original Bulletin: 
   https://lists.debian.org/debian-security-announce/2021/msg00122.html

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Debian Security Advisory DSA-4939-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
July 14, 2021                         https://www.debian.org/security/faq
- - -------------------------------------------------------------------------

Package        : firefox-esr
CVE ID         : CVE-2021-29970 CVE-2021-29976 CVE-2021-30547

Multiple security issues have been found in the Mozilla Firefox
web browser, which could potentially result in the execution
of arbitrary code.

For the stable distribution (buster), these problems have been fixed in
version 78.12.0esr-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:
https://security-tracker.debian.org/tracker/firefox-esr

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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===========================================================================
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===========================================================================
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