Debian Security Advisory
DLA-2607-1 firefox-esr -- LTS security update
- Date Reported:
- 25 Mar 2021
- Affected Packages:
- Security database references:
- In Mitre's CVE dictionary: CVE-2021-23981, CVE-2021-23982, CVE-2021-23984, CVE-2021-23987.
- More information:
Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code, information disclosure or spoofing attacks.
For Debian 9 stretch, these problems have been fixed in version 78.9.0esr-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
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