Debian: DSA-4153-1: firefox-esr security update
Summary
It was discovered that a use-after-free in the compositor of Firefox
can result in the execution of arbitrary code.
For the oldstable distribution (jessie), this problem has been fixed
in version 52.7.3esr-1~deb8u1.
For the stable distribution (stretch), this problem has been fixed in
version 52.7.3esr-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 Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: debian-security-announce@lists.debian.org