CVE-2026-46069 wifi: mwifiex: fix use-after-free in mwifiex_adapter_cleanup()

In the Linux kernel, the following vulnerability has been resolved: wifi: mwifiex: fix use-after-free in mwifiexadaptercleanup The mwifiexadaptercleanup function uses timerdelete non-synchronous for the wakeuptimer before the adapter structure is freed. This is incorrect because timerdelete does...

CVE-2026-46069

CVE-2026-46069 affects the Linux kernel mwifiex driver (wifi) where mwifiex_adapter_cleanup() used timer_delete() on wakeup_timer before freeing the adapter, risking a use-after-free if wakeup_timer_fn is running. The issue is resolved by replacing timer_delete() with timer_delete_sync() to ensur...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the use of an asynchronous timer in the mwifiexadaptercleanup function, allowing for the deletion of...