CVE-2022-50880 wifi: ath10k: add peer map clean up for peer delete in ath10k_sta_state()

In the Linux kernel, the following vulnerability has been resolved: wifi: ath10k: add peer map clean up for peer delete in ath10kstastate When peer delete failed in a disconnect operation, use-after-free detected by KFENCE in below log. It is because for each vdevid and address, it has only one...

CVE-2022-50880

CVE-2022-50880 affects the Linux kernel wifi driver ath10k. The issue arises when a peer deletion fails during disconnect, enabling a use-after-free detected by KFENCE. It occurs because for each vdev_id/address there is a single ath10k_peer, but when firmware reports multiple HTT_T2H_MSG_TYPE_PE...