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[198.145.64.163]) by smtp.gmail.com with ESMTPSA id 190sm3320718pfz.41.2020.07.09.11.51.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 Jul 2020 11:51:36 -0700 (PDT) Date: Thu, 9 Jul 2020 11:51:35 -0700 From: Kees Cook To: Jonathan Corbet Cc: "Alexander A. Klimov" , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2] doc: yama: Swap HTTP for HTTPS and replace dead link Message-ID: <202007091141.C008B89EC@keescook> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Replace one dead link for the same person's original presentation on the topic and swap an HTTP URL with HTTPS. While here, linkify the text to make it more readable when rendered. Link: https://lore.kernel.org/lkml/20200708073346.13177-1-grandmaster@al2klimov.de/ Co-developed-by: Alexander A. Klimov Signed-off-by: Alexander A. Klimov Signed-off-by: Kees Cook --- v2: - replace storm.net.nz url (kees) - refactor with descriptive text (kees) v1: https://lore.kernel.org/lkml/20200708073346.13177-1-grandmaster@al2klimov.de/ --- Documentation/admin-guide/LSM/Yama.rst | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/Documentation/admin-guide/LSM/Yama.rst b/Documentation/admin-guide/LSM/Yama.rst index d0a060de3973..d9cd937ebd2d 100644 --- a/Documentation/admin-guide/LSM/Yama.rst +++ b/Documentation/admin-guide/LSM/Yama.rst @@ -19,9 +19,10 @@ attach to other running processes (e.g. Firefox, SSH sessions, GPG agent, etc) to extract additional credentials and continue to expand the scope of their attack without resorting to user-assisted phishing. -This is not a theoretical problem. SSH session hijacking -(http://www.storm.net.nz/projects/7) and arbitrary code injection -(http://c-skills.blogspot.com/2007/05/injectso.html) attacks already +This is not a theoretical problem. `SSH session hijacking +`_ +and `arbitrary code injection +`_ attacks already exist and remain possible if ptrace is allowed to operate as before. Since ptrace is not commonly used by non-developers and non-admins, system builders should be allowed the option to disable this debugging system. -- 2.25.1 -- Kees Cook