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Subject[PATCH] sound: usb/quirks, fix out-of-bounds access
Date
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: Damien Zammit <damien@zamaudio.com>
Cc: Takashi Iwai <tiwai@suse.de>
---
sound/usb/quirks.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index 2c97185..0115289 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;

--
1.8.1.2



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