linux-kernel - Re: [PATCH] soc: imx: imx-scu: Getting UID from SCU should have response

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20191006012149.GI7150@dragon>
Date:   Sun, 6 Oct 2019 09:21:51 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Anson Huang <Anson.Huang@....com>
Cc:     s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com,
        daniel.baluta@....com, aisheng.dong@....com, abel.vesa@....com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Linux-imx@....com
Subject: Re: [PATCH] soc: imx: imx-scu: Getting UID from SCU should have
 response

On Wed, Sep 04, 2019 at 03:13:14PM -0400, Anson Huang wrote:
> The SCU firmware API for getting UID should have response,
> otherwise, the message stored in function stack could be
> released and then the response data received from SCU will be
> stored into that released stack and cause kernel NULL pointer
> dump.
> 
> Fixes: 73feb4d0f8f1 ("soc: imx-scu: Add SoC UID(unique identifier) support")
> Signed-off-by: Anson Huang <Anson.Huang@....com>

Applied, thanks.