linux-kernel - Re: Does srso safe RET mitigation require microcode update?

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Message-ID: <20230814091012.GAZNnvdD6JX/4E679D@fat_crate.local>
Date:   Mon, 14 Aug 2023 11:10:12 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Xi Ruoyao <xry111@...111.site>
Cc:     x86@...nel.org, linux-kernel@...r.kernel.org,
        Rainer Fiebig <jrf@...lbox.org>
Subject: Re: Does srso safe RET mitigation require microcode update?

On Mon, Aug 14, 2023 at 05:00:12PM +0800, Xi Ruoyao wrote:
> So we are puzzled now: is this system vulnerable or mitigated?

Read the whole options text here:

https://kernel.org/doc/html/latest/admin-guide/hw-vuln/srso.html

Does it explain it better?

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette