diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.c b/drivers/net/wireless/ath/ath11k/dp_rx.c index 923421281254..9e90d8e3f155 100644 --- a/drivers/net/wireless/ath/ath11k/dp_rx.c +++ b/drivers/net/wireless/ath/ath11k/dp_rx.c @@ -4051,6 +4051,15 @@ static bool ath11k_dp_rx_h_tkip_mic_err(struct ath11k *ar, struct sk_buff *msdu, l3pad_bytes = ath11k_dp_rx_h_msdu_end_l3pad(ar->ab, desc); msdu_len = ath11k_dp_rx_h_msdu_start_msdu_len(ar->ab, desc); + + if (unlikely(hal_rx_desc_sz + l3pad_bytes + msdu_len > DP_RX_BUFFER_SIZE)) { + ath11k_dbg(ab, ATH11K_DBG_DATA, + "invalid msdu len in tkip mic err %u\n", msdu_len); + ath11k_dbg_dump(ab, ATH11K_DBG_DATA, NULL, "", desc, + sizeof(*desc)); + return true; + } + skb_put(msdu, hal_rx_desc_sz + l3pad_bytes + msdu_len); skb_pull(msdu, hal_rx_desc_sz + l3pad_bytes);