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Last updated: 5/4/2015 2:12:49 PM

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Vulnerability Summary for CVE-2006-2906

Original release date: 06/08/2006
Last revised: 03/07/2011


The LZW decoding in the gdImageCreateFromGifPtr function in the Thomas Boutell graphics draw (GD) library (aka libgd) 2.0.33 allows remote attackers to cause a denial of service (CPU consumption) via malformed GIF data that causes an infinite loop.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.4 (MEDIUM) (AV:N/AC:H/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore: 6.9
Exploitability Subscore: 4.9
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: High
Authentication: Not required to exploit
Impact Type: Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (03/14/2007)
Red Hat Enterprise Linux 5 is not vulnerable to this issue as it contains a backported patch.

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External Source: BUGTRAQ
Name: 20060606 libgd 2.0.33 infinite loop in GIF decoding ?
External Source: MANDRIVA
Name: MDKSA-2006:112
External Source: XF
Name: gdgraphicslibrary-gif-dos(26976)
External Source: UBUNTU
Name: USN-298-1
External Source: VUPEN
Name: ADV-2006-2174
External Source: BID
Name: 18294
External Source: SUSE
Name: SUSE-SA:2006:031
External Source: MANDRIVA
Name: MDKSA-2006:113
External Source: DEBIAN
Name: DSA-1117
External Source: CONFIRM
Name: https://issues.rpath.com/browse/RPL-939
External Source: MANDRIVA
Name: MDKSA-2006:122
External Source: TRUSTIX
Name: 2006-0038
External Source: SREASON
Name: 1067

Vulnerable software and versions

+ Configuration 1
+ OR
* cpe:/a:thomas_boutell:graphics_draw_library:2.0.33

* Denotes Vulnerable Software
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Technical Details

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