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Subject: Re: [PATCH] mwifiex: Fix three heap overflow at parsing element in
 cfg80211_ap_settings
From:   Kalle Valo <kvalo@codeaurora.org>
In-Reply-To: <20190828020751.13625-1-huangwenabc@gmail.com>
References: <20190828020751.13625-1-huangwenabc@gmail.com>
To:     huangwenabc@gmail.com
Cc:     linux-wireless@vger.kernel.org, amitkarwar@gmail.com,
        nishants@marvell.com, gbhat@marvell.com, huxinming820@gmail.com,
        solar@openwall.com, greg@kroah.com, sashal@kernel.org,
        mrehak@redhat.com
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Date:   Tue,  3 Sep 2019 13:50:40 +0000 (UTC)
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huangwenabc@gmail.com wrote:

> From: Wen Huang <huangwenabc@gmail.com>
> 
> mwifiex_update_vs_ie(),mwifiex_set_uap_rates() and 
> mwifiex_set_wmm_params() call memcpy() without checking
> the destination size.Since the source is given from 
> user-space, this may trigger a heap buffer overflow.
> 
> Fix them by putting the length check before performing memcpy().
> 
> This fix addresses CVE-2019-14814,CVE-2019-14815,CVE-2019-14816.
> 
> Signed-off-by: Wen Huang <huangwenabc@gmail.com>
> Acked-by: Ganapathi Bhat <gbhat@marvell.comg>

Patch applied to wireless-drivers.git, thanks.

7caac62ed598 mwifiex: Fix three heap overflow at parsing element in cfg80211_ap_settings

-- 
https://patchwork.kernel.org/patch/11117681/

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