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List:       linux-wireless
Subject:    Re: [v3] wifi: mt76: mt7921: Fix use-after-free in fw features query.
From:       Kalle Valo <kvalo () kernel ! org>
Date:       2023-03-31 15:01:19
Message-ID: 168027487819.3675.4308323171224302056.kvalo () kernel ! org
[Download RAW message or body]

Lorenzo Bianconi <lorenzo@kernel.org> wrote:

> From: Ben Greear <greearb@candelatech.com>
> 
> Stop referencing 'features' memory after release_firmware is called.
> 
> Fixes this crash:
> 
> RIP: 0010:mt7921_check_offload_capability+0x17d
> mt7921_pci_probe+0xca/0x4b0
> ...
> 
> Signed-off-by: Ben Greear <greearb@candelatech.com>
> Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
> Acked-by: Felix Fietkau <nbd@nbd.name>

Patch applied to wireless.git, thanks.

2ceb76f734e3 wifi: mt76: mt7921: Fix use-after-free in fw features query.

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/51fd8f76494348aa9ecbf0abc471ebe47a983dfd.1679502607.git.lorenzo@kernel.org/


https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches


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