This is a note to let you know that I've just added the patch titled
arm64: kconfig: Move LIST_POISON to a safe value
to the 3.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
arm64-kconfig-move-list_poison-to-a-safe-value.patch
and it can be found in the queue-3.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From bf0c4e04732479f650ff59d1ee82de761c0071f0 Mon Sep 17 00:00:00 2001
From: Jeff Vander Stoep <[email protected]>
Date: Tue, 18 Aug 2015 20:50:10 +0100
Subject: arm64: kconfig: Move LIST_POISON to a safe value
From: Jeff Vander Stoep <[email protected]>
commit bf0c4e04732479f650ff59d1ee82de761c0071f0 upstream.
Move the poison pointer offset to 0xdead000000000000, a
recognized value that is not mappable by user-space exploits.
Acked-by: Catalin Marinas <[email protected]>
Signed-off-by: Thierry Strudel <[email protected]>
Signed-off-by: Jeff Vander Stoep <[email protected]>
Signed-off-by: Will Deacon <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
arch/arm64/Kconfig | 4 ++++
1 file changed, 4 insertions(+)
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -56,6 +56,10 @@ config NO_IOPORT
config STACKTRACE_SUPPORT
def_bool y
+config ILLEGAL_POINTER_VALUE
+ hex
+ default 0xdead000000000000
+
config LOCKDEP_SUPPORT
def_bool y
Patches currently in stable-queue which might be from [email protected] are
queue-3.10/arm64-kconfig-move-list_poison-to-a-safe-value.patch
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