From nobody Thu Apr 4 06:06:26 2024 X-Original-To: freebsd-current@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 4V9B2d5XhNz5GKYj for ; Thu, 4 Apr 2024 06:06:33 +0000 (UTC) (envelope-from sthaug@nethelp.no) Received: from bizet.nethelp.no (bizet.nethelp.no [195.1.209.4]) by mx1.freebsd.org (Postfix) with ESMTP id 4V9B2c75GRz4PjD for ; Thu, 4 Apr 2024 06:06:32 +0000 (UTC) (envelope-from sthaug@nethelp.no) Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of sthaug@nethelp.no designates 195.1.209.4 as permitted sender) smtp.mailfrom=sthaug@nethelp.no Received: from localhost (bizet.nethelp.no [195.1.209.4]) by bizet.nethelp.no (Postfix) with ESMTP id 619C6646B02 for ; Thu, 4 Apr 2024 08:06:26 +0200 (CEST) Date: Thu, 04 Apr 2024 08:06:26 +0200 (CEST) Message-Id: <20240404.080626.2156450008475679449.sthaug@nethelp.no> To: freebsd-current@freebsd.org Subject: Re: CVE-2024-3094: malicious code in xz 5.6.0 and xz 5.6.1 From: sthaug@nethelp.no In-Reply-To: <5e546bba-7d06-452b-ad8c-76555e1b1c14@gmail.com> References: <20240404075023.3de63e28@thor.intern.walstatt.dynvpn.de> <5e546bba-7d06-452b-ad8c-76555e1b1c14@gmail.com> X-Mailer: Mew version 6.9 on Emacs 29.2 List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@freebsd.org Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Spamd-Bar: - X-Spamd-Result: default: False [-1.26 / 15.00]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_HAM_LONG(-0.97)[-0.969]; NEURAL_HAM_SHORT(-0.69)[-0.688]; MV_CASE(0.50)[]; R_SPF_ALLOW(-0.20)[+mx]; RCVD_NO_TLS_LAST(0.10)[]; MIME_GOOD(-0.10)[text/plain]; ONCE_RECEIVED(0.10)[]; RCVD_COUNT_ONE(0.00)[1]; RCPT_COUNT_ONE(0.00)[1]; ASN(0.00)[asn:2116, ipnet:195.1.0.0/16, country:NO]; FROM_NO_DN(0.00)[]; MIME_TRACE(0.00)[0:+]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[freebsd-current@freebsd.org]; TO_DN_NONE(0.00)[]; DMARC_NA(0.00)[nethelp.no]; ARC_NA(0.00)[]; MLMMJ_DEST(0.00)[freebsd-current@freebsd.org]; R_DKIM_NA(0.00)[] X-Rspamd-Queue-Id: 4V9B2c75GRz4PjD >> I have to report to my superiors (we're using 14-STABLE and CURRENT >> and I do so in private), >> so I would like to welcome any comment on that. > > No it does not affect FreeBSD. > > The autoconf script checks that it is running in a RedHat or Debian > package build environment before trying to proceed. There are also > checks for GCC and binutils ld.bfd. And I'm not sure that the payload > (a precompiled Linux object file) would work with FreeBSD and > /lib/libelf.so.2. > > See > > https://gist.github.com/thesamesam/223949d5a074ebc3dce9ee78baad9e27 See also the following message from the FreeBSD security officer: https://lists.freebsd.org/archives/freebsd-security/2024-March/000248.html Steinar Haug, Nethelp consulting, sthaug@nethelp.no