Secunia Security Advisory – Slackware has issued an update for pcre. This fixes a vulnerability, which potentially can be exploited by malicious people to compromise a vulnerable system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/39752/sa16638.txt
Source: https://packetstormsecurity.com/files/39752/Secunia-Security-Advisory-16638.html

