linux-kernel - Re: [PATCH 2/5] x86/pvh: Use correct size value in GDT descriptor

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: <e122e077-ac13-4c2a-b911-28d0c7cf50b8@amd.com>
Date: Thu, 26 Sep 2024 16:32:29 -0400
From: Jason Andryuk <jason.andryuk@....com>
To: Ard Biesheuvel <ardb+git@...gle.com>, <linux-kernel@...r.kernel.org>
CC: Ard Biesheuvel <ardb@...nel.org>, Juergen Gross <jgross@...e.com>, "Boris
 Ostrovsky" <boris.ostrovsky@...cle.com>, <x86@...nel.org>,
	<xen-devel@...ts.xenproject.org>
Subject: Re: [PATCH 2/5] x86/pvh: Use correct size value in GDT descriptor

On 2024-09-26 06:41, Ard Biesheuvel wrote:
> From: Ard Biesheuvel <ardb@...nel.org>
> 
> The size field in a GDT descriptor is offset by 1, so subtract 1 from
> the calculated range.
> 
> Signed-off-by: Ard Biesheuvel <ardb@...nel.org>

I guess with s/size/limit/ per Andrew.

Reviewed-by: Jason Andryuk <jason.andryuk@....com>
Tested-by: Jason Andryuk <jason.andryuk@....com>

Thanks,
Jason