Debian 11: firefox-esr Important Security Risk Advisory DLA-4250-1
debian lts
July 24, 2025
Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code
Topics Covered
Summary
For Debian 11 bullseye, these problems have been fixed in version
128.13.0esr-1~deb11u1.
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
PREVIOUS
NEXT
Severity
important
Lowest
Low
Medium
High
Critical
Package: firefox-esr
Version: 128.13.0esr-1~deb11u1
CVE ID: CVE-2025-8027 CVE-2025-8028 CVE-2025-8029 CVE-2025-8030
Topics Covered
Get the latest News and Insights
Get the latest Linux and open source security news straight to your inbox.
Related News
Powered By
Linux Security - Your source for Top Linux News, Advisories, HOWTOs and Feature Releases
QUICK LINKS
subscribe to newsletters!
Like staying secure? So do we.
Sign up for updates, tips, and alerts!