From owner-freebsd-security@freebsd.org Tue Aug 11 07:36:40 2020 Return-Path: Delivered-To: freebsd-security@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 2DBC937E479 for ; Tue, 11 Aug 2020 07:36:40 +0000 (UTC) (envelope-from eugen@grosbein.net) Received: from hz.grosbein.net (hz.grosbein.net [IPv6:2a01:4f8:c2c:26d8::2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "hz.grosbein.net", Issuer "hz.grosbein.net" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4BQl5M1Szxz49Q8 for ; Tue, 11 Aug 2020 07:36:38 +0000 (UTC) (envelope-from eugen@grosbein.net) Received: from eg.sd.rdtc.ru (eg.sd.rdtc.ru [IPv6:2a03:3100:c:13:0:0:0:5]) by hz.grosbein.net (8.15.2/8.15.2) with ESMTPS id 07B7aFuG025143 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 11 Aug 2020 07:36:16 GMT (envelope-from eugen@grosbein.net) X-Envelope-From: eugen@grosbein.net X-Envelope-To: shuriku@shurik.kiev.ua Received: from [10.58.0.10] (dadv@dadvw [10.58.0.10]) by eg.sd.rdtc.ru (8.15.2/8.15.2) with ESMTPS id 07B7aIcx061692 (version=TLSv1.2 cipher=DHE-RSA-AES128-SHA bits=128 verify=NOT); Tue, 11 Aug 2020 14:36:18 +0700 (+07) (envelope-from eugen@grosbein.net) Subject: Re: A question about Security Advisories To: Oleksandr Kryvulia , freebsd-security@freebsd.org References: <49a1d50c-34d1-239f-1d52-1ebba6799d62@shurik.kiev.ua> From: Eugene Grosbein Message-ID: <08936836-2303-5bf4-f8a0-873b6dc830b8@grosbein.net> Date: Tue, 11 Aug 2020 14:36:14 +0700 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.8.0 MIME-Version: 1.0 In-Reply-To: <49a1d50c-34d1-239f-1d52-1ebba6799d62@shurik.kiev.ua> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=0.3 required=5.0 tests=BAYES_00,LOCAL_FROM, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.2 X-Spam-Report: * -2.3 BAYES_00 BODY: Bayes spam probability is 0 to 1% * [score: 0.0000] * -0.0 SPF_PASS SPF: sender matches SPF record * 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record * 2.6 LOCAL_FROM From my domains * -0.0 NICE_REPLY_A Looks like a legit reply (A) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on hz.grosbein.net X-Rspamd-Queue-Id: 4BQl5M1Szxz49Q8 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=permerror (mx1.freebsd.org: domain of eugen@grosbein.net uses mechanism not recognized by this client) smtp.mailfrom=eugen@grosbein.net X-Spamd-Result: default: False [-2.17 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.03)[-1.032]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; NEURAL_HAM_LONG(-1.00)[-0.998]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[grosbein.net]; RCVD_COUNT_THREE(0.00)[3]; TO_MATCH_ENVRCPT_SOME(0.00)[]; R_SPF_PERMFAIL(0.00)[empty SPF record]; RCPT_COUNT_TWO(0.00)[2]; NEURAL_HAM_SHORT(-0.04)[-0.038]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:24940, ipnet:2a01:4f8::/29, country:DE]; RCVD_TLS_ALL(0.00)[]; MID_RHS_MATCH_FROM(0.00)[] X-BeenThere: freebsd-security@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: "Security issues \[members-only posting\]" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 11 Aug 2020 07:36:40 -0000 11.08.2020 14:21, Oleksandr Kryvulia wrote: > > Hi, > Last years all Security Advisories regarding base system in the "update your vulnerable system via a source code patch " section recommends to rebuild a whole world instead of an affected part of a base system. This is in a most cases an overhead. > > For example 9 years old SA-11:04 [1] offers: > > b) Execute the following commands as root: > > # cd /usr/src > # patch < /path/to/patch > # cd /usr/src/usr.bin/compress > # make obj && make depend && make && make install > # cd /usr/src/usr.bin/gzip > # make obj && make depend && make && make install > > What is a reason we stop to do it? I understand that the preferred way now is a binary upgrade. > Thank you. Also binary upgrade is not an option for STABLE users.