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<define-tag description>LTS security update</define-tag>
<define-tag moreinfo>
<p>Several vulnerabilities have been discovered in the Tag Image File
Format (TIFF) library and its associated tools.</p>
<ul>
<li><a href="https://security-tracker.debian.org/tracker/CVE-2017-11335">CVE-2017-11335</a>
<p>A heap based buffer overflow via a PlanarConfig=Contig image, which
causes an out-of-bounds write (related to the ZIPDecode function). A
crafted input may lead to a remote denial of service attack or an
arbitrary code execution attack.</p></li>
<li><a href="https://security-tracker.debian.org/tracker/CVE-2017-12944">CVE-2017-12944</a>
<p>A mishandling of memory allocation for short files allows attackers
to cause a denial of service (allocation failure and application
crash) during a tiff2pdf invocation.</p></li>
<li><a href="https://security-tracker.debian.org/tracker/CVE-2017-13726">CVE-2017-13726</a>
<p>A reachable assertion abort allows a crafted input to lead to a
remote denial of service attack.</p></li>
<li><a href="https://security-tracker.debian.org/tracker/CVE-2017-13727">CVE-2017-13727</a>
<p>A reachable assertion abort allows a crafted input to lead to a
remote denial of service attack.</p></li>
</ul>
<p>For Debian 7 <q>Wheezy</q>, these problems have been fixed in version
4.0.2-6+deb7u16.</p>
<p>We recommend that you upgrade your tiff packages.</p>
<p>Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: <a href="https://wiki.debian.org/LTS">https://wiki.debian.org/LTS</a></p>
</define-tag>
# do not modify the following line
#include "$(ENGLISHDIR)/lts/security/2017/dla-1093.data"
# $Id: $
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