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Debian 9 DLA-2575-1 Critical: Firefox-ESR Code Execution Advisory

debian lts
Calendar Grey February 25, 2021
Dist Debian Esm H88
Debian LTS Notice DLA-2576-1 outlines critical vulnerabilities in Thunderbird that might result in unauthorized system access and information exposure.
Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code or information disclosure
Topics%20covered

Topics Covered

security advisory debian Debian arbitrary code execution critical severity information disclosure Firefox arbitrary execution firefox-esr

Summary

For Debian 9 stretch, these problems have been fixed in version
78.8.0esr-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/source-package/firefox-esr

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS


Severity
critical
Lowest
Low
Medium
High
Critical

Package: firefox-esr
Version: 78.8.0esr-1~deb9u1
CVE ID: CVE-2021-23968 CVE-2021-23969 CVE-2021-23973 CVE-2021-23978

Topics%20covered

Topics Covered

security advisory debian Debian arbitrary code execution critical severity information disclosure Firefox arbitrary execution firefox-esr

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