linux-kernel - Re: [PATCH v5 4/6] x86/microcode/AMD: Check microcode container data in the late loader

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

Message-ID: <20180501200308.GC13171@pd.tnic>
Date:   Tue, 1 May 2018 22:03:08 +0200
From:   Borislav 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 v5 4/6] x86/microcode/AMD: Check microcode container data
 in the late loader

On Tue, May 01, 2018 at 06:19:56PM +0200, Maciej S. Szmigiero wrote:
> -EINVAL cast to unsigned int is 4294967274 and this value is also
> a valid count of bytes to skip that this function can return.

And where exactly in the *old* code do we do that?

-- 
Regards/Gruss,
    Boris.

Good mailing practices for 400: avoid top-posting and trim the reply.