From c8df034e5fac95187683af6dea88781b4082a60e Mon Sep 17 00:00:00 2001
From: "Douglas R. Reno" <renodr@linuxfromscratch.org>
Date: Thu, 13 Jan 2022 15:16:37 -0600
Subject: Fix CVE-2021-3997 in systemd.

---
 chapter08/systemd.xml | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

(limited to 'chapter08')

diff --git a/chapter08/systemd.xml b/chapter08/systemd.xml
index ce03354a8..40c2a0df6 100644
--- a/chapter08/systemd.xml
+++ b/chapter08/systemd.xml
@@ -40,12 +40,10 @@
   <sect2 role="installation">
     <title>Installation of systemd</title>
 
-    <!--Fix CVE-2021-33910 -->
-    <!--
-    <para>First, apply a patch to fix a security vulnerability:</para>
+    <para>First, apply a patch to fix a security vulnerability and regressions
+    with hostnames and idle units:</para>
 
 <screen><userinput remap="pre">patch -Np1 -i ../systemd-&systemd-version;-upstream_fixes-1.patch</userinput></screen>
--->
 
     <para>Remove two unneeded groups,
     <systemitem class="groupname">render</systemitem> and
@@ -204,11 +202,6 @@ meson --prefix=/usr                 \
 
 <screen><userinput remap="adjust">systemctl disable systemd-time-wait-sync.service</userinput></screen>
 
-    <para>Fix a regression in a systemd unit that causes a delay when
-    switching TTYs:</para>
-
-<screen><userinput remap="adjust">sed -i 's/idle/simple/' /usr/lib/systemd/system/getty@.service</userinput></screen>
-
 <!-- dev: 50-pid-max.conf is not removed in BLFS, so I commented the following out.
           If it causes any trouble, we can add this back and also copy it into BLFS -->
 <!--
-- 
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