Updated libonig packages has been released for Debian GNU/Linux 7 Extended LTS and 8 LTS:

ELA-162-1 libonig security update
DLA 1918-1: libonig security update

ELA-162-1 libonig security update

Package: libonig
Version: 5.9.1-1+deb7u3
Related CVE: CVE-2019-16163

The Oniguruma regular expressions library, notably used in PHP mbstring, is vulnerable to stack exhaustion. A crafted regular expression can crash the process.

For Debian 7 Wheezy, these problems have been fixed in version 5.9.1-1+deb7u3.

We recommend that you upgrade your libonig packages.

Further information about Extended LTS security advisories can be found at: https://deb.freexian.com/extended-lts/

DLA 1918-1: libonig security update

Package : libonig
Version : 5.9.5-3.2+deb8u3
CVE ID : CVE-2019-16163
Debian Bug : 939988


The Oniguruma regular expressions library, notably used in PHP
mbstring, is vulnerable to stack exhaustion. A crafted regular
expression can crash the process.

For Debian 8 "Jessie", this problem has been fixed in version
5.9.5-3.2+deb8u3.

We recommend that you upgrade your libonig packages.

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