ClamAV: Multiple vulnerabilities
Gentoo Linux Security Advisory
||GLSA 200805-19 / clamav
||May 20, 2008
||May 20, 2008: 01
All supported architectures
Multiple vulnerabilities in ClamAV may result in the remote execution of
Clam AntiVirus is a free anti-virus toolkit for UNIX, designed
especially for e-mail scanning on mail gateways.
Multiple vulnerabilities have been reported:
Damian Put reported a heap-based buffer overflow when processing PeSpin
packed PE binaries (CVE-2008-0314).
Alin Rad Pop of Secunia Research reported a buffer overflow in the
cli_scanpe() function when processing Upack PE binaries
Hanno Boeck reported an infinite loop when processing ARJ archives
Damian Put and Thomas Pollet reported a heap-based buffer overflow when
processing WWPack compressed PE binaries (CVE-2008-1833).
A buffer over-read was discovered in the rfc2231() function when
producing a string that is not NULL terminated (CVE-2008-1836).
An unspecified vulnerability leading to "memory problems" when scanning
RAR files was reported (CVE-2008-1837).
Thierry Zoller reported that scanning of RAR files could be
A remote attacker could entice a user or automated system to scan a
specially crafted file, possibly leading to the execution of arbitrary
code with the privileges of the user running ClamAV (either a system
user or the "clamav" user if clamd is compromised), or a Denial of
There is no known workaround at this time.
All ClamAV users should upgrade to the latest version:
Code Listing 3.1: Resolution
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-antivirus/clamav-0.93"