Red Hat update for gd

1) Memory corruption

EUVDB-ID: #VU12348

Risk: High

CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2009-3546

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists in the _gdGetColors function in gd_gd.c due to improper verification of a certain colorsTotal structure member. A remote attacker can trick the victim into opening a specially crafted GD file, trigger buffer over-read or buffer overflow and execute arbitrary code.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux Desktop: 5

Red Hat Enterprise Linux Server: v.5

External links

http://access.redhat.com/errata/RHSA-2010:0003

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.