linux-stable/include
Kees Cook dfb2ce9521 randomize_kstack: Improve entropy diffusion
[ Upstream commit 9c573cd313 ]

The kstack_offset variable was really only ever using the low bits for
kernel stack offset entropy. Add a ror32() to increase bit diffusion.

Suggested-by: Arnd Bergmann <arnd@arndb.de>
Fixes: 39218ff4c6 ("stack: Optionally randomize kernel stack offset each syscall")
Link: https://lore.kernel.org/r/20240309202445.work.165-kees@kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-04-13 13:01:48 +02:00
..
acpi ACPI: utils: Fix acpi_evaluate_dsm_typed() redefinition error 2023-07-23 13:47:18 +02:00
asm-generic arch: Introduce CONFIG_FUNCTION_ALIGNMENT 2024-04-10 16:18:49 +02:00
clocksource
crypto crypto: af_alg - Disallow multiple in-flight AIO requests 2024-01-25 14:52:34 -08:00
drm drm/ttm: add ttm_resource_fini v2 2024-03-26 18:21:25 -04:00
dt-bindings dt-bindings: clocks: imx8mp: Add ID for usb suspend clock 2024-03-01 13:21:53 +01:00
keys KEYS: trusted: allow use of kernel RNG for key material 2023-10-19 23:05:33 +02:00
kunit
kvm
linux randomize_kstack: Improve entropy diffusion 2024-04-13 13:01:48 +02:00
math-emu
media media: v4l2-mem2mem: add lock to protect parameter num_rdy 2023-08-26 14:23:23 +02:00
memory
misc
net tcp: properly terminate timers for kernel sockets 2024-04-10 16:19:35 +02:00
pcmcia
ras
rdma RDMA/core: Fix umem iterator when PAGE_SIZE is greater then HCA pgsz 2023-12-13 18:36:40 +01:00
scsi scsi: core: Rename scsi_mq_done() into scsi_done() and export it 2023-10-19 23:05:32 +02:00
soc soc: fsl: qbman: Add CGR update function 2024-04-10 16:18:42 +02:00
sound ASoC: soc-card: Add storage for PCI SSID 2023-11-28 16:56:17 +00:00
target
trace NFSD: add CB_RECALL_ANY tracepoints 2024-04-10 16:19:24 +02:00
uapi Input: allocate keycode for Display refresh rate toggle 2024-04-13 13:01:46 +02:00
vdso
video
xen