firefox-esr: Multiple vulnerabilities

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                         ZMCIRT Vulnerability Bulletin

                             ZMC-2021.07.16.0909
                      firefox-esr: Multiple vulnerabilities
                               16th July 2021

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

Reference:         ASB-2021.0120
                   ESB-2021.2411
                   ESB-2021.2389
                   ESB-2021.2377

Original Bulletin: 
   https://lists.debian.org/debian-lts-announce/2021/07/msg00009.html

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Debian LTS Advisory DLA-2709-1                debian-lts@lists.debian.org
https://www.debian.org/lts/security/               Emilio Pozuelo Monfort
July 15, 2021                                 https://wiki.debian.org/LTS
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Package        : firefox-esr
Version        : 78.12.0esr-1~deb9u1
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 Debian 9 stretch, these problems have been fixed in version
78.12.0esr-1~deb9u1.

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

 
ZMCIRT has made every effort to ensure that the information contained
in this document is accurate.  However, the decision to use the information
described is the responsibility of each user or organisation. The decision to
follow or act on information or advice contained in this security bulletin is
the responsibility of each user or organisation, and should be considered in
accordance with your organisation's site policies and procedures. ZMCERT
takes no responsibility for consequences which may arise from following or
acting on information or advice contained in this security bulletin.

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