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Debian Security Advisory DSA-4153-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
March 27, 2018                        https://www.debian.org/security/faq
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Package        : firefox-esr
CVE ID         : CVE-2018-5148

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/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