A stack-based buffer overflow in the comprexx function for ncompress
4.2.4 and earlier exists.
When used in situations that cross security boundaries (such as FTP
server), may allow remote attackers to execute arbitrary code via a
long filename argument.
This will be fixed in U6 as RHSA-2004:536
An errata has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on the solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.