KDE Display Manager (KDM) in KDE 3.2.0 up to 3.5.3 allows local users to read arbitrary files via a symlink attack related to the session type for login.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9844
https://exchange.xforce.ibmcloud.com/vulnerabilities/27181
http://www.vupen.com/english/advisories/2006/2355
http://www.securityfocus.com/bid/18431
http://www.securityfocus.com/archive/1/437322/100/0/threaded
http://www.securityfocus.com/archive/1/437133/100/0/threaded
http://www.redhat.com/support/errata/RHSA-2006-0548.html
http://www.novell.com/linux/security/advisories/2006_39_kdm.html
http://www.mandriva.com/security/advisories?name=MDKSA-2006:106
http://www.mandriva.com/security/advisories?name=MDKSA-2006:105
http://www.kde.org/info/security/advisory-20060614-1.txt
http://www.gentoo.org/security/en/glsa/glsa-200606-23.xml
http://www.debian.org/security/2006/dsa-1156
http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.444467
http://securitytracker.com/id?1016297
http://secunia.com/advisories/21662
http://secunia.com/advisories/20890
http://secunia.com/advisories/20869
http://secunia.com/advisories/20785
http://secunia.com/advisories/20702
http://secunia.com/advisories/20674