From: Andi Kleen <ak@suse.de>
Date: Tue, 17 May 2005 04:53:30 +0000 (-0700)
Subject: [PATCH] x86_64: Fix canonical checking for segment registers in ptrace
X-Git-Tag: v2.6.12-rc5~143
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f6b8d4778c04148729cc0b0dcd335a4411c44276;p=pandora-kernel.git

[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>
---

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