Debian Security Advisory

DSA-3751-1 libgd2 -- security update

Date Reported:
01 Jan 2017
Affected Packages:
libgd2
Vulnerable:
Yes
Security database references:
In the Debian bugtracking system: Bug 849038.
In Mitre's CVE dictionary: CVE-2016-9933.
More information:

A stack overflow vulnerability was discovered within the gdImageFillToBorder function in libgd2, a library for programmatic graphics creation and manipulation, triggered when invalid colors are used with truecolor images. A remote attacker can take advantage of this flaw to cause a denial-of-service against an application using the libgd2 library.

For the stable distribution (jessie), this problem has been fixed in version 2.1.0-5+deb8u8.

For the testing distribution (stretch), this problem has been fixed in version 2.2.2-29-g3c2b605-1.

For the unstable distribution (sid), this problem has been fixed in version 2.2.2-29-g3c2b605-1.

We recommend that you upgrade your libgd2 packages.