tree 04ebfb8aba4f0354a2840886b2d06972faf18a2d
parent d1099e8a18960693c04507bdd7b9403db70bfd97
author Andi Kleen <ak@suse.de> 1116305610 -0700
committer Linus Torvalds <torvalds@ppc970.osdl.org> 1116341955 -0700

[PATCH] x86_64: Fix canonical checking for segment registers in ptrace

Allowed user programs to set a non canonical segment base, which would cause
oopses in the kernel later.

Credit-to: Alexander Nyberg <alexn@dsv.su.se>

 For identifying and reporting this bug.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>