[SECURITY] [DLA 142-1] privoxy security update

Package : privoxy
Version : 3.0.16-1+deb6u1
CVE ID : CVE-2015-1031 CVE-2015-1381 CVE-2015-1382

Several vulnerabilities have been fixed in privoxy, a privacy enhancing
HTTP proxy:

CVE-2015-1031, CID66394:

unmap(): Prevent use-after-free if the map only consists of one item.

CVE-2015-1031, CID66376 and CID66391:

 pcrs_execute(): Consistently set *result to NULL in case of errors.
 Should make use-after-free in the caller less likely.

CVE-2015-1381:

 Fix multiple segmentation faults and memory leaks in the pcrs code.

CVE-2015-1382:

 Fix invalid read to prevent potential crashes.

We recommend that you upgrade your privoxy packages.