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TITLE:
Clam AntiVirus CHM Unpacker and PE Rebuilding Vulnerabilities

SECUNIA ADVISORY ID:
SA22370

VERIFY ADVISORY:
http://secunia.com/advisories/22370/

CRITICAL:
Highly critical

IMPACT:
DoS, System access

WHERE:
>From remote

SOFTWARE:
Clam AntiVirus (clamav) 0.x
http://secunia.com/product/2538/

DESCRIPTION:
Two vulnerabilities have been reported in Clam AntiVirus, which
potentially can be exploited by malicious people to cause a DoS
(Denial of Service) or compromise a vulnerable system.

1) An unspecified error in the CHM unpacker in chmunpack.c can be
exploited to cause a DoS.

2) An unspecified error in rebuildpe.c when rebuilding PE files after
unpacking  can be exploited to cause a heap-based buffer overflow.

SOLUTION:
Update to version 0.88.5.

PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.

ORIGINAL ADVISORY:
http://sourceforge.net/project/shownotes.php?release_id=455799

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About:
This Advisory was delivered by Secunia as a free service to help
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vulnerabilities.

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