Arvind Sankar eeb233a0f5 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>

2020-06-20 10:24:17 +02:00

..

kmemcheck

x86/mm: Audit and remove any unnecessary uses of module.h

2016-07-14 13:04:20 +02:00

amdtopology.c

x86/mm/numa: Open code function early_get_boot_cpu_id()

2016-08-15 08:51:54 +02:00

debug_pagetables.c

x86/mm/ptdump: Make (debugfs)/kernel_page_tables read-only

2015-12-04 12:55:01 +01:00

dump_pagetables.c

x86/mm/ptdump: Fix soft lockup in page table walker

2017-02-14 15:25:41 -08:00

extable.c

x86/traps: Ignore high word of regs->cs in early_fixup_exception()

2016-11-21 08:06:54 +01:00

fault.c

x86/mm: split vmalloc_sync_all()

2020-04-02 17:20:26 +02:00

gup.c

mm, gup: add missing refcount overflow checks on x86 and s390

2019-12-05 15:35:19 +01:00

highmem_32.c

x86/mm: Audit and remove any unnecessary uses of module.h

2016-07-14 13:04:20 +02:00

hugetlbpage.c

mm: larger stack guard gap, between vmas

2017-06-24 07:11:18 +02:00

ident_map.c

x86/power/64: Always create temporary identity mapping correctly

2016-08-08 22:04:30 +02:00

init_32.c

x86/mm: Audit and remove any unnecessary uses of module.h

2016-07-14 13:04:20 +02:00

init_64.c

vfs/proc/kcore, x86/mm/kcore: Fix SMAP fault when dumping vsyscall user page

2018-05-30 07:50:26 +02:00

init.c

x86/mm: Stop printing BRK addresses

2020-06-20 10:24:17 +02:00

iomap_32.c

x86/mm: Audit and remove any unnecessary uses of module.h

2016-07-14 13:04:20 +02:00

ioremap.c

x86/mm/kmmio: Fix mmiotrace for page unaligned addresses

2018-02-25 11:05:49 +01:00

kaiser.c

x86/speculation: Support 'mitigations=' cmdline option

2019-05-14 19:19:41 +02:00

kasan_init_64.c

x86/kasan: Fix boot with KASAN=y and PROFILE_ANNOTATED_BRANCHES=y

2017-03-22 12:43:40 +01:00

kaslr.c

KPTI: Rename to PAGE_TABLE_ISOLATION

2018-01-05 15:46:35 +01:00

kmmio.c

x86/mm/kmmio: Make the tracer robust against L1TF

2018-08-15 18:14:54 +02:00

Makefile

KPTI: Rename to PAGE_TABLE_ISOLATION

2018-01-05 15:46:35 +01:00

mm_internal.h

…

mmap.c

x86/speculation/l1tf: Fix off-by-one error when warning that system has too much RAM

2018-09-05 09:20:07 +02:00

mmio-mod.c

x86/mmiotrace: Use cpumask_available() for cpumask_var_t variables

2020-06-11 09:22:19 +02:00

mpx.c

x86/mpx: Correctly report do_mpx_bt_fault() failures to user-space

2017-07-05 14:40:29 +02:00

numa_32.c

x86/mm/32: Set the '__vmalloc_start_set' flag in initmem_init()

2017-06-24 07:11:14 +02:00

numa_64.c

…

numa_emulation.c

x86/numa_emulation: Fix emulated-to-physical node mapping

2018-10-03 17:01:42 -07:00

numa_internal.h

…

numa.c

x86/numa: Online memory-less nodes at boot time

2016-09-21 21:18:38 +02:00

pageattr-test.c

x86/mm/pat: Make mm/pageattr[-test].c explicitly non-modular

2015-08-25 09:48:38 +02:00

pageattr.c

x86/mm/pat: Make set_memory_np() L1TF safe

2018-08-15 18:14:54 +02:00

pat_internal.h

x86/mm/pat: Convert to pr_*() usage

2015-05-27 14:40:59 +02:00

pat_rbtree.c

x86: Clean up various simple wrapper functions

2016-09-13 20:42:58 +02:00

pat.c

x86/mm/pat: Don't report PAT on CPUs that don't support it

2017-07-15 12:16:17 +02:00

pf_in.c

x86/mm: Audit and remove any unnecessary uses of module.h

2016-07-14 13:04:20 +02:00

pf_in.h

…

pgtable_32.c

Merge branch 'x86-headers-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2016-08-01 14:23:42 -04:00

pgtable.c

x86/mm: Use the correct function type for native_set_fixmap()

2020-01-04 13:39:22 +01:00

physaddr.c

x86/mm: Audit and remove any unnecessary uses of module.h

2016-07-14 13:04:20 +02:00

physaddr.h

…

pkeys.c

x86/fpu: Finish excising 'eagerfpu'

2018-10-13 09:18:59 +02:00

setup_nx.c

Revert "x86/mm/32: Set NX in __supported_pte_mask before enabling paging"

2016-04-26 19:52:57 +02:00

srat.c

Merge branch 'x86-headers-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

2016-08-01 14:23:42 -04:00

testmmiotrace.c

…

tlb.c

x86/speculation: Prepare for conditional IBPB in switch_mm()

2019-05-14 19:19:38 +02:00