Updated tiff packages has been released for Debian GNU/Linux 8 to address several security issues

Package : tiff
Version : 4.0.3-12.3+deb8u10
CVE ID : CVE-2017-17095 CVE-2018-12900 CVE-2018-18661
CVE-2019-6128 CVE-2019-17546

Several issues have been found in tiff, a Tag Image File Format library.

CVE-2019-17546

The RGBA interface contains an integer overflow that might lead
to heap buffer overflow write.

CVE-2019-6128

A memory leak exists due to missing cleanup code.

CVE-2018-18661

In case of exhausted memory there is a null pointer dereference
in tiff2bw.

CVE-2018-12900

Fix for heap-based buffer overflow, that could be used to crash an
application or even to execute arbitrary code (with the permission
of the user running this application).

CVE-2017-17095

A crafted tiff file could lead to a heap buffer overflow in pal2rgb.

For Debian 8 "Jessie", these problems have been fixed in version
4.0.3-12.3+deb8u10.

We recommend that you upgrade your tiff 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