SuSE clamav package maintainer found a bug that makes clamav crash when scanning certain zip files.
Semi-public, patch at : http://cvs.sourceforge.net/viewcvs.py/clamav/clamav-devel/libclamav/scanners.c?r1=1.124&r2=1.125 Release 0.81 should be out on Jan 26, maybe better to wait for this.
GLSA 200501-46