On Wed, Sep 4, 2013 at 6:37 PM, Kees Cook <[email protected]> wrote:
> The zeroplus HID driver was not checking the size of allocated values
> in fields it used. A HID device could send a malicious output report
> that would cause the driver to write beyond the output report allocation
> during initialization, causing a heap overflow:
>
> [ 1442.728680] usb 1-1: New USB device found, idVendor=0c12, idProduct=0005
> ...
> [ 1466.243173] BUG kmalloc-192 (Tainted: G        W   ): Redzone overwritten
>
> CVE-2013-2889
>
> Signed-off-by: Kees Cook <[email protected]>
> Cc: [email protected]
> ---

I don't have the report descriptor available, but the patch seems ok.

Reviewed-by: Benjamin Tissoires <[email protected]>

Cheers,
Benjamin
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