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[106.69.81.190]) by smtp.gmail.com with ESMTPSA id y9sm1181837pjj.8.2020.11.10.22.40.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Nov 2020 22:40:56 -0800 (PST) References: <877dqujj9t.fsf@gmail.com> <193258.1604981615@apollo2.minshall.org> <87y2j8x2tq.fsf@gmail.com> User-agent: mu4e 1.5.6; emacs 27.1.50 From: Tim Cross To: Jean Louis Subject: Re: Thoughts on the standardization of Org In-reply-to: Message-ID: <87tutwcs5o.fsf@gmail.com> Date: Wed, 11 Nov 2020 17:40:51 +1100 MIME-Version: 1.0 Content-Type: text/plain Received-SPF: pass client-ip=2607:f8b0:4864:20::535; envelope-from=theophilusx@gmail.com; helo=mail-pg1-x535.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-orgmode@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "General discussions about Org-mode." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Maxim Nikulin , emacs-orgmode@gnu.org Errors-To: emacs-orgmode-bounces+larch=yhetil.org@gnu.org Sender: "Emacs-orgmode" X-Scanner: ns3122888.ip-94-23-21.eu Authentication-Results: aspmx1.migadu.com; dkim=pass header.d=gmail.com header.s=20161025 header.b=OtcD/e0a; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (aspmx1.migadu.com: domain of emacs-orgmode-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=emacs-orgmode-bounces@gnu.org X-Spam-Score: -0.21 X-TUID: StBFT9X0/tMg Jean Louis writes: > * Tim Cross [2020-11-11 01:30]: >> >> Jean Louis writes: >> >> > * Maxim Nikulin [2020-11-10 19:31]: >> >> 2020-11-10 Greg Minshall wrote: >> >> > >> >> > i would guess >> >> > using 'cat -v' to read e-mail is 100% safe. even throwing in >> >> > uudecode(1), or whatever is needed to decode base64, (and then piping >> >> > through 'cat -v', of course ), it's probably still safe. >> >> >> >> Please, check that you have at least updated tmux before applying such >> >> "safe" handler: https://www.openwall.com/lists/oss-security/2020/11/05/3 The >> >> news are too recent to not mention the link in such context. >> >> >> >> The sour story is that it is unsafe to feed non-trusted files directly to >> >> terminal. A filter against control sequences is required. >> > >> > Is there anyway to disable control sequences? Than cat can be aliased. >> >> >> It should be noted that this vulnerability is a buffer overflow exploit >> which ASLR effectively mitigates. This doesn't mean that it isn't a >> serious bug in tmux, but it does mean that unless you have disabled >> ASLR, there is no known exploit (i.e. it is only theoretical). Given the >> popularity of tmux, I suspect it will be patched and a new version > > Do you know how to disable control sequences? No, I doubt you can as they are fairly fundamental to tmux operation. -- Tim Cross