Clam AntiVirus rebuildpe.c buffer overflow

clamav-rebuildpe-bo (29607) The risk level is classified as HighHigh Risk

Description:

Clam AntiVirus is vulnerable to a heap-based buffer overflow, caused by an integer overflow in rebuildpe.c when processing Portable Executable (PE) files. By passing a malicious executable file with overly long variables through the scanning engine, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the affected application to crash.

Platforms Affected:

  • Apple, Mac OS X Server 10.4.8
  • Clam Anti-Virus, ClamAV 0.88.4 and prior
  • Debian, Debian Linux 3.1
  • Gentoo, Linux
  • MandrakeSoft, Mandrake Linux 2006
  • MandrakeSoft, Mandrake Linux 2006 X86_64
  • MandrakeSoft, Mandrake Linux 2007 X86_64
  • MandrakeSoft, Mandrake Linux 2007
  • MandrakeSoft, Mandrake Linux Corporate Server 3.0
  • MandrakeSoft, Mandrake Linux Corporate Server 3.0 X86_64
  • MandrakeSoft, Mandrake Linux Corporate Server 4.0 X86_64
  • MandrakeSoft, Mandrake Linux Corporate Server 4.0
  • Novell, Linux POS 9
  • Novell, Open Enterprise Server
  • Novell, Open Enterprise Server
  • SuSE, SuSE SLES 10
  • SuSE, SuSE SLES 9

Remedy:

Upgrade to the latest version of Clam AntiVirus (0.88.5 or later), available from SourceForge.net. See References.

For Gentoo Linux:
Refer to Gentoo Linux Security Announcement GLSA 200610-10 for patch, upgrade, or suggested workaround information. See References.

For Debian GNU/Linux:
Refer to DSA-1196-1 for patch, upgrade, or suggested workaround information. See References.

Apply Apple Security Update 2006-007, available from the Apple Web site. See References.

For SUSE Linux:
Refer to SUSE-SA:2006:060 for patch, upgrade, or suggested workaround information. See References.

For other distributions:
Contact your vendor for upgrade or patch information.

Consequences:

Gain Access

References:

Reported:

Oct 15, 2006

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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