From 9d1bd9e8e028d1e1753120ba53d39fcdaeca6ea6 Mon Sep 17 00:00:00 2001
From: Kees Cook <keescook@chromium.org>
Date: Thu, 9 Jul 2020 11:51:35 -0700
Subject: [PATCH] doc: yama: Swap HTTP for HTTPS and replace dead link

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 <grandmaster@al2klimov.de>
Signed-off-by: Alexander A. Klimov <grandmaster@al2klimov.de>
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/202007091141.C008B89EC@keescook
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
---
 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
+<https://www.blackhat.com/presentations/bh-usa-05/bh-us-05-boileau.pdf>`_
+and `arbitrary code injection
+<https://c-skills.blogspot.com/2007/05/injectso.html>`_ 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.