Re: [PATCH] wifi: ath11k: fix use after free in ath11k_dp_rx_msdu_coalesce.

Jeff Johnson <[email protected]>
Newsgroups org.infradead.lists.ath11k,org.kernel.vger.linux-wireless
Message-ID <[email protected]> 
On 5/5/2026 7:30 AM, Willmar Knikker wrote:
> In ath11k_dp_rx_msdu_coalesce the loop uses ->is_continuation after
> the dev_kfree_skb_any. This can cause a use after free kfence.
> 
> Move the use after the dev_kfree_skb_any after use of ->is_continuation
> inline with the while in the while loop above this one.
> 
> Signed-off-by: Willmar Knikker <[email protected]>

This issue is present since day 1...

Fixes: d5c65159f289 ("ath11k: driver for Qualcomm IEEE 802.11ax devices")
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