CVE-2026-90372

CVE-2026-90372 affects the Linux kernel mt76 Wi-Fi driver, specifically the mt7915 subsystem. In mt7915_mcu_get_sta_nss, if a peer's VHT/HE MCS map has no supported spatial streams (all fields 0x3), the loop exits with nss == 0 and the function returns (u8)-1 (255), which is then written into fir...