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USN-1179-1: ClamAV vulnerability

28 July 2011

An attacker could send crafted input to ClamAV and cause it to crash.



  • clamav - anti-virus utility for Unix - command-line interface


It was discovered that the hash processing code in libclamav improperly
handled messages with certain hashes. This could allow a remote attacker to
craft a document that could cause clamav to crash, resulting in a denial of

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 11.04

In general, a standard system update will make all the necessary changes.