CVE-2008-0009 Information

Description

The vmsplice_to_user function in fs/splice.c in the Linux kernel 2.6.22 through 2.6.24 does not validate a certain userspace pointer before dereference which might allow local users to access arbitrary kernel memory locations.

Reference

http://isec.pl/vulnerabilities/isec-0026-vmsplice_to_kernel.txt http://secunia.com/advisories/28835 http://secunia.com/advisories/28896 http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.24.1 http://www.securityfocus.com/archive/1/487982/100/0/threaded http://www.securityfocus.com/bid/27704 http://www.securityfocus.com/bid/27799 http://www.vupen.com/english/advisories/2008/0487/references https://bugzilla.redhat.com/show_bug.cgi?id=431206 https://www.redhat.com/archives/fedora-package-announce/2008-February/msg00254.html https://www.redhat.com/archives/fedora-package-announce/2008-February/msg00255.html