CVE-2026-46180 — wifi: brcmfmac: Fix potential use-after-free issue when stopping watchdog task
In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix potential use-after-free issue when stopping watchdog task Watchdog task might end betw…
Published: 2026-05-28 · CVSS: Unscored
In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix potential use-after-free issue when stopping watchdog task Watchdog task might end between send_sig() and kthread_stop() calls, what results in the use-after-free issue. Fix this by increasing watchdog task reference count before calling send_sig() and dropping it by switching to kthread_stop_put().
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7