National Cyber-Alert System
Vulnerability Summary for CVE-2008-6218
Original release date:02/20/2009
Last revised:03/26/2009
Source:
US-CERT/NIST
Overview
Memory leak in the png_handle_tEXt function in pngrutil.c in libpng before 1.2.33 rc02 and 1.4.0 beta36 allows context-dependent attackers to cause a denial of service (memory exhaustion) via a crafted PNG file.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
6.9
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
- Official Statement from Red Hat (06/03/2009)
-
Red Hat does not consider this bug a security flaw. For more details please see the following bug:
https://bugzilla.redhat.com/show_bug.cgi?id=468990
References to Advisories, Solutions, and Tools
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External Source: VUPEN
Name: ADV-2008-2917
Type: Advisory; Patch Information
External Source: CONFIRM
Name: http://sourceforge.net/project/shownotes.php?release_id=635837
Type: Patch Information
External Source: CONFIRM
Name: http://sourceforge.net/project/shownotes.php?release_id=635463&group_id=5624
Type: Patch Information
External Source: XF
Name: libpng-pnghandletext-dos(46115)
External Source: SECTRACK
Name: 1021104
External Source: BID
Name: 31920
External Source: BUGTRAQ
Name: 20090312 rPSA-2009-0046-1 libpng
External Source: DEBIAN
Name: DSA-1750
External Source: CONFIRM
Name: http://wiki.rpath.com/Advisories:rPSA-2009-0046
External Source: GENTOO
Name: GLSA-200903-28
External Source: SECUNIA
Name: 34388
External Source: SECUNIA
Name: 34320
External Source: SECUNIA
Name: 34265
External Source: SECUNIA
Name: 32418
Type: Advisory