CVE-2023-52884

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