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ipc: initialize structure memory to zero for compat functions
authorDan Rosenberg <drosenberg@vsecurity.com>
Wed, 27 Oct 2010 22:34:17 +0000 (15:34 -0700)
committerGreg Kroah-Hartman <gregkh@suse.de>
Thu, 9 Dec 2010 21:24:16 +0000 (13:24 -0800)
commit 03145beb455cf5c20a761e8451e30b8a74ba58d9 upstream.

This takes care of leaking uninitialized kernel stack memory to
userspace from non-zeroed fields in structs in compat ipc functions.

Signed-off-by: Dan Rosenberg <drosenberg@vsecurity.com>
Cc: Manfred Spraul <manfred@colorfullife.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
ipc/compat.c patch | blob | history
ipc/compat_mq.c patch | blob | history

diff --cc ipc/compat.c
Simple merge
diff --cc ipc/compat_mq.c
Simple merge
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