xemacs21 - format string

Max Vozeler discovered several format string vulnerabilities in the
movemail utility of Emacs, the well-known editor. Via connecting to a
malicious POP server an attacker can execute arbitrary code under the
privileges of group mail.

For the stable distribution (woody) these problems have been fixed in
version 21.4.6-8woody2.

For the unstable distribution (sid) these problems have been fixed in
version 21.4.16-2.

We recommend that you upgrade your emacs packages.