dm-crypt in Linux kernel 2.6.15 and earlier does not clear a structure before it is freed, which leads to a memory disclosure that could allow local users to obtain sensitive information about a cryptographic key.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11192
https://exchange.xforce.ibmcloud.com/vulnerabilities/24189
http://www.vupen.com/english/advisories/2006/0235
http://www.trustix.org/errata/2006/0004
http://www.securityfocus.com/bid/16301
http://www.securityfocus.com/archive/1/427981/100/0/threaded
http://www.redhat.com/support/errata/RHSA-2006-0132.html
http://www.redhat.com/archives/fedora-announce-list/2006-February/msg00037.html
http://www.novell.com/linux/security/advisories/2006-05-31.html
http://www.mandriva.com/security/advisories?name=MDKSA-2006:040
http://www.debian.org/security/2006/dsa-1017
http://securitytracker.com/id?1015740
http://securityreason.com/securityalert/388
http://secunia.com/advisories/20398
http://secunia.com/advisories/19374
http://secunia.com/advisories/19160
http://secunia.com/advisories/18774
http://secunia.com/advisories/18527
http://secunia.com/advisories/18487