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| author | Jiri Slaby <jslaby@suse.cz> | 2013-02-17 14:33:04 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2013-02-17 18:02:00 +0100 |
| commit | 4909a0caabb8b4352efcea223e58b86f8bc1f98b (patch) | |
| tree | d1ab789fbca64ee1cd7e7f0deede7c6f855bd87d /sound/usb/quirks.c | |
| parent | c881f80ba8c50a1f7697dac360210337808d7774 (diff) | |
| download | lwn-4909a0caabb8b4352efcea223e58b86f8bc1f98b.tar.gz lwn-4909a0caabb8b4352efcea223e58b86f8bc1f98b.zip | |
ALSA: usb/quirks, fix out-of-bounds access
bootresponse in snd_usb_mbox2_boot_quirk is only 12 (decimal) u8's
long, but i9s passed to snd_usb_ctl_msg as it would be 0x12 (hexa)
long. Fix that by having proper size of the array, i.e. 0x12.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/quirks.c')
| -rw-r--r-- | sound/usb/quirks.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index 7d7ad0b0620e..5325a3869bb7 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -533,7 +533,7 @@ static int snd_usb_mbox2_boot_quirk(struct usb_device *dev) { struct usb_host_config *config = dev->actconfig; int err; - u8 bootresponse[12]; + u8 bootresponse[0x12]; int fwsize; int count; |