[UNIX] Clam AntiVirus RAR File Handling DoS



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Clam AntiVirus RAR File Handling DoS
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SUMMARY

Clamav crashes due to processing of standard filters in RAR VM, while
processing a corrupted RAR file. Processing the corrupted file results in
a null pointer deference.

DETAILS

Vulnerable Systems:
* Clam AntiVirus version 0.90 and prior

Immune Systems:
* Clam AntiVirus version 0.91

Impact:
Processing the corrupted file will result in crashing of clamscan
application and clamd daemon.

Exploit:
The following corrupt RAR files can be used to test the vulnerability:
<http://www.metaeye.org/codes/corrupted.rar>
http://www.metaeye.org/codes/corrupted.rar


ADDITIONAL INFORMATION

The information has been provided by <mailto:contact@xxxxxxxxxxx> Metaeye
SG.
The original article can be found at:
<http://www.metaeye.org/advisories/54>
http://www.metaeye.org/advisories/54



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