Daniel Micay
|
a617f7604d
|
switch malloc_enable to enforce_init
|
2018-11-12 05:37:20 -05:00 |
|
Daniel Micay
|
3cd3d34b3e
|
extend gitignore for tests
|
2018-11-06 04:23:53 -05:00 |
|
Daniel Micay
|
11c717a7b9
|
update progress on randomization
|
2018-11-05 18:06:54 -05:00 |
|
Daniel Micay
|
2d892e58ad
|
per-slab canary values are good enough for now
|
2018-11-05 18:05:56 -05:00 |
|
Daniel Micay
|
3a488c9a27
|
add initial slab allocation quarantine
|
2018-11-05 16:43:08 -05:00 |
|
Daniel Micay
|
fea335282a
|
use slab_region_start for init checks
|
2018-11-05 03:56:55 -05:00 |
|
Daniel Micay
|
a8112fc5c3
|
use -O3 instead of -O2 primarily for more inlining
|
2018-11-04 19:45:04 -05:00 |
|
Daniel Micay
|
ca465f6b3e
|
clarify scope of sized dealloc mismatch detection
|
2018-11-04 18:52:01 -05:00 |
|
Daniel Micay
|
505b9d2e76
|
add missing -Wl,--as-needed (removed by mistake)
|
2018-11-04 14:32:03 -05:00 |
|
Daniel Micay
|
943a81fbeb
|
use smaller integers for random cache state
|
2018-11-04 14:24:21 -05:00 |
|
Daniel Micay
|
1fed72a9c3
|
slab internal fragmentation is always the same
|
2018-11-04 03:59:54 -05:00 |
|
Daniel Micay
|
c12d6795de
|
expand a bit on future config for slab cache size
|
2018-11-03 04:47:45 -04:00 |
|
Daniel Micay
|
d5b773b2bc
|
clarify documentation about the 0 byte size class
|
2018-11-03 04:43:47 -04:00 |
|
Daniel Micay
|
f949698c7a
|
note that MPK-based hardening is off by default
|
2018-11-03 03:15:42 -04:00 |
|
Daniel Micay
|
f2a7ccde75
|
add basic overview of part of the approach to MTE
|
2018-11-03 03:09:03 -04:00 |
|
Daniel Micay
|
1da51ddde1
|
migrate bool configuration options out of config.h
|
2018-11-02 21:35:09 -04:00 |
|
Daniel Micay
|
4ac2688d76
|
add support for slab metadata count field
|
2018-11-01 04:49:27 -04:00 |
|
Daniel Micay
|
834ce67884
|
make canary generation consistent
|
2018-10-30 19:23:40 -04:00 |
|
Daniel Micay
|
c29a183687
|
reduce overhead of slot randomization
|
2018-10-30 18:58:04 -04:00 |
|
Daniel Micay
|
ceffb1a0ec
|
simplify get_free_slot loops
|
2018-10-30 16:37:23 -04:00 |
|
Daniel Micay
|
a02f4ebb19
|
add missing deallocate_small thread_seal_metadata
|
2018-10-28 23:23:54 -04:00 |
|
Daniel Micay
|
5bee717134
|
use -march=native by default with a disable toggle
|
2018-10-28 22:49:15 -04:00 |
|
Daniel Micay
|
00915521a3
|
check canary before zeroing as an optimization
|
2018-10-28 21:07:35 -04:00 |
|
Daniel Micay
|
6f30211da8
|
some clarifications for the README
|
2018-10-28 20:28:10 -04:00 |
|
Daniel Micay
|
b99ab8a47a
|
no need to artificially limit sealing to x86_64
|
2018-10-24 03:09:04 -04:00 |
|
Daniel Micay
|
e985afe0e1
|
document relatively high performance cost of MPK
|
2018-10-23 19:38:48 -04:00 |
|
Daniel Micay
|
4cd61e281d
|
add workaround for bug in Linux MPK implementation
|
2018-10-23 19:08:33 -04:00 |
|
Daniel Micay
|
299bd6d414
|
add missing thread unseal / seal for atfork hooks
|
2018-10-23 16:28:54 -04:00 |
|
Daniel Micay
|
9d1567ce16
|
make safe_flag check compatible with POSIX sh
|
2018-10-23 15:55:45 -04:00 |
|
Daniel Micay
|
59def67979
|
add inlined check for -1 with pkey_set
|
2018-10-23 08:00:34 -04:00 |
|
Daniel Micay
|
05ac717cf2
|
work around -Wcast-align=strict error with old GCC
|
2018-10-23 07:23:07 -04:00 |
|
Daniel Micay
|
0b963078d5
|
guard metadata with Memory Protection Keys (MPK)
|
2018-10-23 01:11:31 -04:00 |
|
Daniel Micay
|
ac8c68de53
|
enable pointer cast warnings
|
2018-10-21 15:50:26 -04:00 |
|
Daniel Micay
|
9a43302868
|
add enforce_init call to other realloc code path
|
2018-10-20 02:27:06 -04:00 |
|
Daniel Micay
|
6a408ad017
|
add init calls to malloc_enable/malloc_disable
|
2018-10-19 21:46:36 -04:00 |
|
Daniel Micay
|
173ed53539
|
use consistent code style in chacha.c
|
2018-10-19 17:09:41 -04:00 |
|
Daniel Micay
|
1d2c10f5bb
|
tweak canary awareness in offset test
|
2018-10-19 16:19:29 -04:00 |
|
Daniel Micay
|
64b655f062
|
set scope of planned metadata protection
|
2018-10-18 20:35:25 -04:00 |
|
Daniel Micay
|
e37b36c9dd
|
update configuration documentation again
|
2018-10-18 20:18:55 -04:00 |
|
Daniel Micay
|
f0a6f551eb
|
tweak code style
|
2018-10-18 19:35:21 -04:00 |
|
Daniel Micay
|
cf053e74d1
|
metadata region unification is completed
|
2018-10-18 16:10:49 -04:00 |
|
Daniel Micay
|
1e03b004f5
|
move slab_info to main metadata region
|
2018-10-18 16:01:04 -04:00 |
|
Daniel Micay
|
3f1962dd2b
|
use min macro for realloc copy size
|
2018-10-18 15:25:14 -04:00 |
|
Daniel Micay
|
fe30f6c2ea
|
delay allocating slab metadata from reservation
|
2018-10-18 15:20:42 -04:00 |
|
Daniel Micay
|
74139112d0
|
explain the purpose of CONFIG_CXX_ALLOCATOR
|
2018-10-18 14:57:33 -04:00 |
|
Daniel Micay
|
64e9f6797a
|
use offsetof for allocator_state memory protection
|
2018-10-16 15:52:41 -04:00 |
|
Daniel Micay
|
67ada4d309
|
document padding for allocator state
|
2018-10-15 19:10:36 -04:00 |
|
Daniel Micay
|
da8e9aa1d8
|
document allocator state region
|
2018-10-15 15:44:31 -04:00 |
|
Daniel Micay
|
1c9e0d88a5
|
use the initial region table slots again
|
2018-10-15 15:18:45 -04:00 |
|
Daniel Micay
|
da0df69d22
|
move region hash tables into main state region
|
2018-10-15 15:07:59 -04:00 |