CVE-2006-1066 Information

Description

Linux kernel 2.6.16-rc2 and earlier when running on x86_64 systems with preemption enabled allows local users to cause a denial of service (oops) via multiple ptrace tasks that perform single steps which can cause corruption of the DEBUG_STACK stack during the do_debug function call.

Reference

http://marc.info/?l=linux-kernel&m=113932292516359&w=2 http://secunia.com/advisories/19374 http://secunia.com/advisories/19955 http://secunia.com/advisories/21614 http://www.debian.org/security/2006/dsa-1017 http://www.mandriva.com/security/advisories?name=MDKSA-2006:151 http://www.osvdb.org/24098 http://www.securityfocus.com/bid/17216 https://usn.ubuntu.com/281-1/