CVE-2014-9709: Buffer Overflow
Possible buffer read overflow was fixed upstream [1]. This was also reported against PHP: https://bugs.php.net/bug.php?id=68601 (bug is private, fixed in PHP 5.6.5)
[1]: https://bitbucket.org/libgd/gd-libgd/commits/47eb44b2e90ca88a08dca9f9a1aa9041e9587f43
Other sources
The GetCode function in gdgifin.c in GD 2.1.1 and earlier, as used in PHP before 5.5.21 and 5.6.x before 5.6.5, allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted GIF image that is improperly handled by the gdImageCreateFromGif function.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2014-9709?
CVE-2014-9709 has been classified as a medium severity vulnerability due to its potential for exploitation through a buffer read overflow.
How do I fix CVE-2014-9709?
To fix CVE-2014-9709, upgrade PHP to version 5.6.5 or later, or GD to version 2.1.1 or later.
Which software is affected by CVE-2014-9709?
CVE-2014-9709 affects PHP versions prior to 5.5.21 and 5.6.5, as well as GD versions prior to 2.1.1.
Is CVE-2014-9709 fixed in any distributions?
Yes, CVE-2014-9709 is fixed in various distributions including Red Hat, Ubuntu, and Debian with updated versions of PHP and GD.
What type of vulnerability is CVE-2014-9709?
CVE-2014-9709 is a buffer read overflow vulnerability that can lead to information disclosure.