Clam AntiVirus libclamav/fsg.c denial of service
| clam-antivirus-fsg-dos (22308) |
Description:
Clam AntiVirus is are vulnerable to a denial of service caused by a vulnerability in libclamav/fsg.c. A remote attacker could send a malicious FSG compressed file which, once the file is processed, would cause an infinite loop.
Platforms Affected:
- Clam Anti-Virus, ClamAV 0.86.2 and prior
- Debian, Debian Linux 3.1
- Gentoo, Linux
- MandrakeSoft, Mandrake Linux 10.1
- MandrakeSoft, Mandrake Linux 10.1 X86_64
- MandrakeSoft, Mandrake Linux LE2005
- MandrakeSoft, Mandrake Linux LE2005 X86_64
- MandrakeSoft, Mandrake Linux Corporate Server 3.0
- MandrakeSoft, Mandrake Linux Corporate Server 3.0 X86_64
- SuSE, Linux Enterprise Server 9
- SuSE, SuSE Linux 10.0
- SuSE, SuSE Linux 9.1
- SuSE, SuSE Linux 9.2
- SuSE, SuSE Linux 9.3
Remedy:
Upgrade to the latest version of Clam AntiVirus (0.87 or later), available from the ClamAV Download Web page. See References.
For Debian GNU/Linux:
Refer to DSA-824-1 for patch, upgrade, or suggested workaround information. See References.
For Gentoo Linux:
Refer to Gentoo Linux Security Announcement GLSA 2005-09-13 for patch, upgrade, or suggested workaround information. See References.
For SUSE Linux:
Refer to SUSE Security Announcement SUSE-SA:2005:055 for patch, upgrade, or suggested workaround information. See References.
For other distributions:
Contact your vendor for upgrade or patch information.,/P>
Consequences:
Denial of Service
References:
- ClamAV Download Web page, clamav 0.86.1 released at http://www.clamav.net/stable.php#pagestart.
- SourceForge.net: Files, Clam AntiVirus - File Release Notes and Changelog - Release Name: 0.87 at http://sourceforge.net/project/shownotes.php?release_id=356974.
- BID-14867: ClamAV FSG Compressed Executable Infinite Loop Denial Of Service Vulnerability
- CVE-2005-2919: libclamav/fsg.c in Clam AntiVirus (ClamAV) before 0.87 allows remote attackers to cause a denial of service (infinite loop) via a crafted FSG packed executable.
- DSA-824: clamav -- infinite loop
- GLSA-200509-13: Clam AntiVirus: Multiple vulnerabilities
- MDKSA-2005:166: Updated clamv packages fix vulnerabilities
- SA16848: ClamAV UPX and FSG Handling Vulnerabilities
- SUSE-SA:2005:055: clamav: remote code execution
- VUPEN/ADV-2005-1774: Clam AntiVirus (ClamAV) Buffer Overflow and DoS Vulnerabilities
Reported:
Sep 19, 2005
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
