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(parent: 41b4432) | patch
x86/mm: Stop printing BRK addresses
authorArvind Sankar <nivedita@alum.mit.edu>
Sat, 29 Feb 2020 23:11:20 +0000 (18:11 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 22 Jun 2020 07:31:08 +0000 (09:31 +0200)
commit87ef5086a3c2a3c59af8d41833703c657cdcc406
tree89b8da65dcd3e6a339a9df7082ea2193d87d5daatree | snapshot
parent41b44325c9eb05c788079c12619d62f0136a5252commit | diff
x86/mm: Stop printing BRK addresses

[ Upstream commit 67d631b7c05eff955ccff4139327f0f92a5117e5 ]

This currently leaks kernel physical addresses into userspace.

Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu>
Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Kees Cook <keescook@chromium.org>
Acked-by: Dave Hansen <dave.hansen@intel.com>
Link: https://lkml.kernel.org/r/20200229231120.1147527-1-nivedita@alum.mit.edu
Signed-off-by: Sasha Levin <sashal@kernel.org>
arch/x86/mm/init.c diff | blob | history
Domain: System / Kernel;