linux-kernel - Re: [PATCH 2/2] software node: Correct a OOB check in software_node_get_reference

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-ID: <Z_zCeHu9MKgLG0jN@smile.fi.intel.com>
Date: Mon, 14 Apr 2025 11:08:24 +0300
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Zijun Hu <zijun_hu@...oud.com>
Cc: Daniel Scally <djrscally@...il.com>,
	Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
	Sakari Ailus <sakari.ailus@...ux.intel.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	"Rafael J. Wysocki" <rafael@...nel.org>,
	Danilo Krummrich <dakr@...nel.org>, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org, Zijun Hu <quic_zijuhu@...cinc.com>
Subject: Re: [PATCH 2/2] software node: Correct a OOB check in
 software_node_get_reference_args()

On Thu, Apr 10, 2025 at 09:12:12PM +0800, Zijun Hu wrote:
> From: Zijun Hu <quic_zijuhu@...cinc.com>
> 
> software_node_get_reference_args() wants to get @index-th element, so
> the property value requires at least '(index + 1) * sizeof(*ref)' bytes.
> 
> Correct the check to avoid OOB access.

Any real traceback?

-- 
With Best Regards,
Andy Shevchenko