Re: [PATCH 0/6] ASoC: codecs: wcd93xx/wsa88xx: Correct Soundwire ports mask

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, Jul 26, 2024 at 04:10:40PM GMT, Krzysztof Kozlowski wrote:
> Hi,
> 
> Incorrect mask of Soundwire ports - one bit too long/big - was passed.
> 
> Theoretically, too wide mask could cause an out of bounds read in
> sdw_get_slave_dpn_prop() in stream.c, however only in the case of buggy
> driver, e.g. adding incorrect number of ports via
> sdw_stream_add_slave().

Well, granted that sdw_stream_add_slave() crashes on RB3, we know that
the driver is buggy.

> Not adding Cc-stable because I don't think the issue can lead to real
> out-of-bounds read.

-- 
With best wishes
Dmitry




[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [Linux for Sparc]     [IETF Annouce]     [Security]     [Bugtraq]     [Linux MIPS]     [ECOS]     [Asterisk Internet PBX]     [Linux API]

  Powered by Linux