CVE-2010-4565 Information

Description

The bcm_connect function in net/can/bcm.c (aka the Broadcast Manager) in the Controller Area Network (CAN) implementation in the Linux kernel 2.6.36 and earlier creates a publicly accessible file with a filename containing a kernel memory address which allows local users to obtain potentially sensitive information about kernel memory use by listing this filename.

Reference

http://openwall.com/lists/oss-security/2010/11/03/3 http://openwall.com/lists/oss-security/2010/11/04/4 http://openwall.com/lists/oss-security/2010/12/20/2 http://openwall.com/lists/oss-security/2010/12/21/1 http://www.mandriva.com/security/advisories?name=MDVSA-2011:029 http://www.securityfocus.com/bid/44661 http://www.spinics.net/lists/netdev/msg145791.html http://www.spinics.net/lists/netdev/msg145796.html http://www.spinics.net/lists/netdev/msg146270.html http://www.spinics.net/lists/netdev/msg146468.html https://bugzilla.redhat.com/show_bug.cgi?id=664544