From: Andi Kleen <ak@suse.de>
Date: Fri, 20 May 2005 21:27:56 +0000 (-0700)
Subject: [PATCH] x86_64: Don't allow accesses below register frame in ptrace
X-Git-Tag: v2.6.12-rc5~23
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c4d1fcf3a2ea89b6d6221fa8b4588c77aff50995;p=pandora-kernel.git

[PATCH] x86_64: Don't allow accesses below register frame in ptrace

There was a "off by one quad word" error in there.  I don't think it is
exploitable because it will only store into a unused area, but better to plug
it.

Found and fixed by John Blackwood

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

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