CVE-2012-2745 Information

Description

The copy_creds function in kernel/cred.c in the Linux kernel before 3.3.2 provides an invalid replacement session keyring to a child process which allows local users to cause a denial of service (panic) via a crafted application that uses the fork system call.

Reference

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=79549c6dfda0603dba9a70a53467ce62d9335c33 http://rhn.redhat.com/errata/RHSA-2012-1064.html http://secunia.com/advisories/50633 http://secunia.com/advisories/50853 http://secunia.com/advisories/50961 http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.2 http://www.securityfocus.com/bid/54365 http://www.securitytracker.com/id?1027236 http://www.ubuntu.com/usn/USN-1567-1 http://www.ubuntu.com/usn/USN-1597-1 http://www.ubuntu.com/usn/USN-1606-1 https://bugzilla.redhat.com/show_bug.cgi?id=833428 https://github.com/torvalds/linux/commit/79549c6dfda0603dba9a70a53467ce62d9335c33