From: Takashi Iwai <tiwai@suse.de>
To: Dongxiang Ke <kdx.glider@gmail.com>
Cc: gregkh@linuxfoundation.org, alsa-devel@alsa-project.org, tiwai@suse.com
Subject: Re: [PATCH] ALSA: usb-audio: Fix an out-of-bounds bug in __snd_usb_parse_audio_interface()
Date: Tue, 06 Sep 2022 07:15:21 +0200 [thread overview]
Message-ID: <87bkrthymu.wl-tiwai@suse.de> (raw)
In-Reply-To: <20220906024928.10951-1-kdx.glider@gmail.com>
On Tue, 06 Sep 2022 04:49:28 +0200,
Dongxiang Ke wrote:
>
> There may be a bad USB audio device with a USB ID of (0x04fa, 0x4201) and
> the number of it's interfaces less than 4, an out-of-bounds read bug occurs
> when parsing the interface descriptor for this device.
>
> Fix this by checking the number of interfaces.
>
> Signed-off-by: Dongxiang Ke <kdx.glider@gmail.com>
Thanks, applied.
Takashi
prev parent reply other threads:[~2022-09-06 5:16 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-06 2:49 [PATCH] ALSA: usb-audio: Fix an out-of-bounds bug in __snd_usb_parse_audio_interface() Dongxiang Ke
2022-09-06 5:15 ` Takashi Iwai [this message]
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