Clam AntiVirus libclamav/petite.c denial of service

clamav-petite-dos (43133)

Low Risk

Description:

Clam AntiVirus is vulnerable to a denial of service, caused by an invalid memory access error in libclamav/petite.c. A remote attacker could exploit this vulnerability using a specially-crafted Petite compressed executable to cause a denial of service.

Platforms Affected:

• Apple, Mac OS X Server 10.4.11
• Apple, Mac OS X Server 10.5
• Apple, Mac OS X Server 10.5.1
• Apple, Mac OS X Server 10.5.2
• Apple, Mac OS X Server 10.5.3
• Apple, Mac OS X Server 10.5.4
• Astaro, Astaro Security Gateway 7.0
• Clam Anti-Virus, ClamAV 0.15
• Clam Anti-Virus, ClamAV 0.20
• Clam Anti-Virus, ClamAV 0.21
• Clam Anti-Virus, ClamAV 0.22
• Clam Anti-Virus, ClamAV 0.23
• Clam Anti-Virus, ClamAV 0.24
• Clam Anti-Virus, ClamAV 0.51
• Clam Anti-Virus, ClamAV 0.52
• Clam Anti-Virus, ClamAV 0.53
• Clam Anti-Virus, ClamAV 0.54
• Clam Anti-Virus, ClamAV 0.60
• Clam Anti-Virus, ClamAV 0.60p
• Clam Anti-Virus, ClamAV 0.65
• Clam Anti-Virus, ClamAV 0.67
• Clam Anti-Virus, ClamAV 0.68
• Clam Anti-Virus, ClamAV 0.68.1
• Clam Anti-Virus, ClamAV 0.70
• Clam Anti-Virus, ClamAV 0.71
• Clam Anti-Virus, ClamAV 0.72
• Clam Anti-Virus, ClamAV 0.73
• Clam Anti-Virus, ClamAV 0.74
• Clam Anti-Virus, ClamAV 0.75
• Clam Anti-Virus, ClamAV 0.75.1
• Clam Anti-Virus, ClamAV 0.80
• Clam Anti-Virus, ClamAV 0.80 RC1
• Clam Anti-Virus, ClamAV 0.80 RC2
• Clam Anti-Virus, ClamAV 0.80 RC3
• Clam Anti-Virus, ClamAV 0.80 RC4
• Clam Anti-Virus, ClamAV 0.81 RC1
• Clam Anti-Virus, ClamAV 0.81
• Clam Anti-Virus, ClamAV 0.82
• Clam Anti-Virus, ClamAV 0.83
• Clam Anti-Virus, ClamAV 0.84 rc2
• Clam Anti-Virus, ClamAV 0.84
• Clam Anti-Virus, ClamAV 0.84 RC1
• Clam Anti-Virus, ClamAV 0.85
• Clam Anti-Virus, ClamAV 0.85.1
• Clam Anti-Virus, ClamAV 0.86 RC1
• Clam Anti-Virus, ClamAV 0.86
• Clam Anti-Virus, ClamAV 0.86.1
• Clam Anti-Virus, ClamAV 0.86.2
• Clam Anti-Virus, ClamAV 0.87
• Clam Anti-Virus, ClamAV 0.87.1
• Clam Anti-Virus, ClamAV 0.88
• Clam Anti-Virus, ClamAV 0.88.1
• Clam Anti-Virus, ClamAV 0.88.3
• Clam Anti-Virus, ClamAV 0.88.4
• Clam Anti-Virus, ClamAV 0.88.5
• Clam Anti-Virus, ClamAV 0.88.6
• Clam Anti-Virus, ClamAV 0.88.7
• Clam Anti-Virus, ClamAV 0.90 RC1.1
• Clam Anti-Virus, ClamAV 0.90
• Clam Anti-Virus, ClamAV 0.90 RC2
• Clam Anti-Virus, ClamAV 0.90 RC3
• Clam Anti-Virus, ClamAV 0.90 RC1
• Clam Anti-Virus, ClamAV 0.90.1
• Clam Anti-Virus, ClamAV 0.90.2
• Debian, Debian Linux 4.0
• Gentoo, Linux
• MandrakeSoft, Mandrake Linux 2007.1 X86_64
• MandrakeSoft, Mandrake Linux 2007.1
• MandrakeSoft, Mandrake Linux 2008.0
• MandrakeSoft, Mandrake Linux 2008.0 X86_64
• MandrakeSoft, Mandrake Linux 2008.1 X86_64
• MandrakeSoft, Mandrake Linux 2008.1
• MandrakeSoft, Mandrake Linux Corporate Server 3.0
• MandrakeSoft, Mandrake Linux Corporate Server 3.0 X86_64
• MandrakeSoft, Mandrake Linux Corporate Server 4.0
• MandrakeSoft, Mandrake Linux Corporate Server 4.0 X86_64

Remedy:

Upgrade to the latest version of Clam AntiVirus (0.93.1 or later), available from the ClamAV Web site. See References.

For other distributions:
Apply the appropriate update for your system. See References.

Consequences:

Denial of Service

References:

• Apple Web site, About the security content of Mac OS X v10.5.5 and Security Update 2008-006 at http://support.apple.com/kb/HT3137.
• Astaro Web site, Up2Date Announcements: Up2Date ASG V7.300 GA Release at http://up2date.astaro.com/2008/08/up2date_asg_v7300_ga_released.html.
• ClamAV Bugzilla Bug 1000, Invalid memory access in petite at https://wwws.clamav.net/bugzilla/show_bug.cgi?id=1000.
• ClamAV Web site, Clam AntiVirus at http://www.clamav.net/.
• SourceForge.net: Files, Clam AntiVirus, File Release Notes and Changelog, Release Name: 0.93.1 at http://sourceforge.net/project/shownotes.php?release_id=605577&group_id=86638.
• BID-29750: ClamAV 'petite.c' Invalid Memory Access Denial Of Service Vulnerability
• CVE-2008-2713: libclamav/petite.c in ClamAV before 0.93.1 allows remote attackers to cause a denial of service via a crafted Petite file that triggers an out-of-bounds read.
• DSA-1616: clamav -- denial of service
• GLSA-200808-07: ClamAV: Multiple Denials of Service
• MDVSA-2008:122: Updated clamav packages fix vulnerability
• SA30657: ClamAV Petite Processing Denial of Service Vulnerability
• SA30785: Kolab Server ClamAV Petite Processing Denial of Service
• SA31576: Astaro update for ClamAV
• SA31882: Apple Mac OS X Security Update Fixes Multiple Vulnerabilities
• SECTRACK ID: 1020305: Clam AntiVirus Memory Access Bug in Processing Petite Formatted Files Lets Remote Users Deny Service
• SUSE-SR:2008:014: [security-announce] SUSE Security Summary Report SUSE-SR:2008:014
• SUSE-SR:2008:015: SUSE Security Summary Report
• VUPEN/ADV-2008-1855: ClamAV Petite File Processing Remote Denial of Service Vulnerability
• VUPEN/ADV-2008-2584: Apple Mac OS X Code Execution and Security Bypass Vulnerabilities

Reported:

Jun 09, 2008

The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

For corrections or additions please email xforce@iss.net

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