The following updates has been released for Debian GNU/Linux 8 LTS:

DLA 1498-1: curl security update
DLA 1499-1: discount security update

DLA 1498-1: curl security update

Package : curl
Version : 7.38.0-4+deb8u12
CVE IDs : CVE-2018-14618 CVE-2018-14618

It was discovered that there was a an integer overflow vulnerability in
curl, a command line tool for transferring data over HTTP, etc.

For more information, please see:

https://curl.haxx.se/docs/CVE-2018-14618.html

For Debian 8 "Jessie", this issue has been fixed in curl version
7.38.0-4+deb8u12.

We recommend that you upgrade your curl packages.

DLA 1499-1: discount security update

Package : discount
Version : 2.1.7-1+deb8u1
CVE ID : CVE-2018-11468 CVE-2018-11503 CVE-2018-11504
CVE-2018-12495
Debian Bug : 901912

Several heap-based buffer over-reads were found in discount, an
implementation of the Markdown markup language in C, that allowed
remote attackers to cause a denial-of-service via specially crafted
files.

For Debian 8 "Jessie", these problems have been fixed in version
2.1.7-1+deb8u1.

We recommend that you upgrade your discount 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