linux-kernel - Re: [PATCH v4 06/10] x86/microcode/AMD: Check patch size in verify_and_add

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Message-ID: <B7ADE414-A93D-4FD1-9B0D-F5360747C2EE@alien8.de>
Date:   Fri, 23 Mar 2018 11:18:49 -0500
From:   Boris Petkov <bp@...en8.de>
To:     "Maciej S. Szmigiero" <mail@...iej.szmigiero.name>
CC:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 06/10] x86/microcode/AMD: Check patch size in verify_and_add_patch()

On March 23, 2018 9:40:50 AM CDT, "Maciej S. Szmigiero" <mail@...iej.szmigiero.name> wrote:
>It is possible to keep verify_patch_size() unmodified (with unsigned
>int
>and u32) but microcode container files >4GB in size then may be
>rejected,

If we ever have to support that - which I'm pretty sure we won't - more changes to the container format and parsing will be needed anyway.

Thx.

-- 
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