Date: Wed, 3 Jan 2018 22:01:38 +0300 From: Lev Serebryakov <lev@FreeBSD.org> To: Joey Kelly <joey@joeykelly.net>, freebsd-security@freebsd.org Subject: Re: Intel hardware bug Message-ID: <104827876.20180103220138@serebryakov.spb.ru> In-Reply-To: <7692356.NWgAdSPsLq@elisha.atlnet> References: <477ab39d-286d-d9a2-d31e-fd5f7f1679a8@sentex.net> <7692356.NWgAdSPsLq@elisha.atlnet>
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Hello Joey, Wednesday, January 3, 2018, 4:56:50 AM, you wrote: > No way around it. It's hardware FAIL, and ignoring it isn't an option since > it's apparently a huge hole. Looks like there IS way around it and it was "silently" committed to Linux http://pythonsweetness.tumblr.com/post/169166980422/the-mysterious-case-of-the-linux-page-table But TLB flush on each syscall (twice) will slow down system, of course, so there should be option to disable it. -- Best regards, Lev mailto:lev@FreeBSD.org
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