The papd daemon in Netatalk before 2.0.4-beta2, when using certain variables in a pipe command for the print file, allows remote attackers to execute arbitrary commands via shell metacharacters in a print request, as demonstrated using a crafted Title.
https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00966.html
https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00962.html
http://www.securityfocus.com/bid/32925
http://www.openwall.com/lists/oss-security/2009/01/13/3
http://www.debian.org/security/2009/dsa-1705
http://sourceforge.net/project/shownotes.php?release_id=648189
http://secunia.com/advisories/34484
http://secunia.com/advisories/33548
http://secunia.com/advisories/33227
http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00002.html