CVE-2023-52884

In the Linux kernel, the following vulnerability has been resolved: Input:
cyapa - add missing input core locking to suspend/resume functions Grab
input->mutex during suspend/resume functions like it is done in other input
drivers. This fixes the following warning during system suspend/resume
cycle on Samsung Exynos5250-based Snow Chromebook: ------------[ cut here
]------------ WARNING: CPU: 1 PID: 1680 at drivers/input/input.c:2291
input_device_enabled+0x68/0x6c Modules linked in: … CPU: 1 PID: 1680
Comm: kworker/u4:12 Tainted: G W 6.6.0-rc5-next-20231009 #14109 Hardware
name: Samsung Exynos (Flattened Device Tree) Workqueue: events_unbound
async_run_entry_fn unwind_backtrace from show_stack+0x10/0x14 show_stack
from dump_stack_lvl+0x58/0x70 dump_stack_lvl from __warn+0x1a8/0x1cc __warn
from warn_slowpath_fmt+0x18c/0x1b4 warn_slowpath_fmt from
input_device_enabled+0x68/0x6c input_device_enabled from
cyapa_gen3_set_power_mode+0x13c/0x1dc cyapa_gen3_set_power_mode from
cyapa_reinitialize+0x10c/0x15c cyapa_reinitialize from
cyapa_resume+0x48/0x98 cyapa_resume from dpm_run_callback+0x90/0x298
dpm_run_callback from device_resume+0xb4/0x258 device_resume from
async_resume+0x20/0x64 async_resume from async_run_entry_fn+0x40/0x15c
async_run_entry_fn from process_scheduled_works+0xbc/0x6a8
process_scheduled_works from worker_thread+0x188/0x454 worker_thread from
kthread+0x108/0x140 kthread from ret_from_fork+0x14/0x28 Exception
stack(0xf1625fb0 to 0xf1625ff8) … —[ end trace 0000000000000000 ]—
… ------------[ cut here ]------------ WARNING: CPU: 1 PID: 1680 at
drivers/input/input.c:2291 input_device_enabled+0x68/0x6c Modules linked
in: … CPU: 1 PID: 1680 Comm: kworker/u4:12 Tainted: G W
6.6.0-rc5-next-20231009 #14109 Hardware name: Samsung Exynos (Flattened
Device Tree) Workqueue: events_unbound async_run_entry_fn unwind_backtrace
from show_stack+0x10/0x14 show_stack from dump_stack_lvl+0x58/0x70
dump_stack_lvl from __warn+0x1a8/0x1cc __warn from
warn_slowpath_fmt+0x18c/0x1b4 warn_slowpath_fmt from
input_device_enabled+0x68/0x6c input_device_enabled from
cyapa_gen3_set_power_mode+0x13c/0x1dc cyapa_gen3_set_power_mode from
cyapa_reinitialize+0x10c/0x15c cyapa_reinitialize from
cyapa_resume+0x48/0x98 cyapa_resume from dpm_run_callback+0x90/0x298
dpm_run_callback from device_resume+0xb4/0x258 device_resume from
async_resume+0x20/0x64 async_resume from async_run_entry_fn+0x40/0x15c
async_run_entry_fn from process_scheduled_works+0xbc/0x6a8
process_scheduled_works from worker_thread+0x188/0x454 worker_thread from
kthread+0x108/0x140 kthread from ret_from_fork+0x14/0x28 Exception
stack(0xf1625fb0 to 0xf1625ff8) … —[ end trace 0000000000000000 ]—