msxlsview.sh in xlsview for catdoc 0.91 and earlier allows local users to overwrite arbitrary files via a symlink attack on predictable temporary file names ("word$$.html").

An integer underflow vulnerability exists in the OLE Document DIFAT Parser functionality of catdoc 0.95. A specially crafted malformed file can lead to heap-based memory corruption. An attacker can provide a malicious file to trigger this vulnerability.

An integer overflow vulnerability exists in the OLE Document File Allocation Table Parser functionality of catdoc 0.95. A specially crafted malformed file can lead to heap-based memory corruption. An attacker can provide a malicious file to trigger this vulnerability.