From nobody Wed Jul 13 09:58:36 2022 X-Original-To: freebsd-security@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 0C5761CFEF42 for ; Wed, 13 Jul 2022 09:58:45 +0000 (UTC) (envelope-from rfg@tristatelogic.com) Received: from outgoing.tristatelogic.com (segfault.tristatelogic.com [69.62.255.118]) by mx1.freebsd.org (Postfix) with ESMTP id 4LjY3l6rJ1z3bH5 for ; Wed, 13 Jul 2022 09:58:43 +0000 (UTC) (envelope-from rfg@tristatelogic.com) Received: by segfault.tristatelogic.com (Postfix, from userid 1237) id EC8E94E7D0; Wed, 13 Jul 2022 02:58:36 -0700 (PDT) From: "Ronald F. Guilmette" To: freebsd-security@freebsd.org Subject: Re: Retbleed, another speculative execution attack In-Reply-To: List-Id: Security issues List-Archive: https://lists.freebsd.org/archives/freebsd-security List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-security@freebsd.org X-BeenThere: freebsd-security@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <95025.1657706316.1@segfault.tristatelogic.com> Content-Transfer-Encoding: quoted-printable Date: Wed, 13 Jul 2022 02:58:36 -0700 Message-ID: <95026.1657706316@segfault.tristatelogic.com> X-Rspamd-Queue-Id: 4LjY3l6rJ1z3bH5 X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of rfg@tristatelogic.com designates 69.62.255.118 as permitted sender) smtp.mailfrom=rfg@tristatelogic.com X-Spamd-Result: default: False [-3.19 / 15.00]; NEURAL_HAM_SHORT(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_HAM_LONG(-0.99)[-0.992]; R_SPF_ALLOW(-0.20)[+mx]; RCVD_NO_TLS_LAST(0.10)[]; MIME_GOOD(-0.10)[text/plain]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MLMMJ_DEST(0.00)[freebsd-security]; MIME_TRACE(0.00)[0:+]; MID_RHS_MATCH_FROMTLD(0.00)[]; ARC_NA(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; FROM_HAS_DN(0.00)[]; ASN(0.00)[asn:14051, ipnet:69.62.128.0/17, country:US]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DMARC_NA(0.00)[tristatelogic.com]; TO_DN_NONE(0.00)[]; RCVD_COUNT_TWO(0.00)[2] X-ThisMailContainsUnwantedMimeParts: N In message , = grarpamp wrote: >On 7/12/22, mike tancsa wrote: >>> Just wondering how this might impact FreeBSD ? >> >> https://news.ycombinator.com/item?id=3D32071949 >> >> https://comsec.ethz.ch/research/microarch/retbleed/ > >FreeBSD should keep a wiki table of all these >HW attacks with at least three columns... >- The exploit >- Were mitigations published >- Were those or others applied > >Point everyone there. I second that emotion! Regards, rfg