Debian Security Advisory

DLA-2387-2 firefox-esr -- LTS security update

Date Reported:
30 Sep 2020
Affected Packages:
Security database references:
No other external database security references currently available.
More information:

This update fixes a problem that caused Firefox to fail to build on the arm64 and armhf architectures.

For Debian 9 stretch, this problem has been fixed in version 78.3.0esr-1~deb9u2.

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:

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