Glibc: Fix CVE-2023-4806

chapter01/changelog.xml

@@ -40,6 +40,26 @@
     appropriate for the entry or if needed the entire day's listitem.
     -->
 
+    <listitem>
+      <para>2023-09-13</para>
+      <itemizedlist>
+        <listitem>
+          <para>[xry111] - Fix CVE-2023-4806 for Glibc-2.38.  Fixes
+          <ulink url='&lfs-ticket-root;5347'>#5347</ulink>.</para>
+        </listitem>
+      </itemizedlist>
+    </listitem>
+
+    <listitem>
+      <para>2023-09-12</para>
+      <itemizedlist>
+        <listitem>
+          <para>[xry111] - Fix CVE-2023-4527 for Glibc-2.38.  Fixes
+          <ulink url='&lfs-ticket-root;5346'>#5346</ulink>.</para>
+        </listitem>
+      </itemizedlist>
+    </listitem>
+
     <listitem>
       <para>2023-09-07</para>
       <itemizedlist>

chapter01/whatsnew.xml

@@ -287,35 +287,20 @@
     <title>Added:</title>
     <listitem><para></para></listitem>  <!-- satisfy build -->
 
-    <!--<listitem>
-      <para>&grub-upstream-fixes-patch;</para>
-    </listitem>-->
+    <listitem>
+      <para>&glibc-upstream-fixes-patch;</para>
+    </listitem>
 
-    <!--<listitem>
-      <para>&readline-fixes-patch;</para>
-    </listitem>-->
-
-    <!--<listitem revision="systemd">
-      <para>&systemd-upstream-patch;</para>
-    </listitem>-->
   </itemizedlist>
 
   <itemizedlist>
     <title>Removed:</title>
     <listitem><para></para></listitem>  <!-- satisfy build -->
-<!--
-    <listitem revision='sysv'>
-      <para>eudev-3.2.12</para>
-    </listitem>
 
     <listitem>
-      <para>Pkg-config-0.29.2</para>
+      <para>glibc-2.38-memalign_fix-1.patch</para>
     </listitem>
 
-    <listitem revision='systemd'>
-      <para>systemd-252-security_fix-1.patch</para>
-    </listitem>
--->
   </itemizedlist>
 
 </sect1>

chapter03/patches.xml

@@ -78,10 +78,10 @@
     </varlistentry>
 -->
     <varlistentry>
-      <term>Glibc Memalign Patch - <token>&glibc-memalign-patch-size;</token>:</term>
+      <term>Glibc Upstream Fixes Patch - <token>&glibc-upstream-fixes-patch-size;</token>:</term>
       <listitem>
-        <para>Download: <ulink url="&patches-root;&glibc-memalign-patch;"/></para>
-        <para>MD5 sum: <literal>&glibc-memalign-patch-md5;</literal></para>
+        <para>Download: <ulink url="&patches-root;&glibc-upstream-fixes-patch;"/></para>
+        <para>MD5 sum: <literal>&glibc-upstream-fixes-patch-md5;</literal></para>
       </listitem>
     </varlistentry>
 

chapter08/glibc.xml

@@ -50,22 +50,10 @@
 
 <screen><userinput remap="pre">patch -Np1 -i ../&glibc-fhs-patch;</userinput></screen>
 
-    <para>Now fix a regression causing the posix_memalign() function 
-    to be very slow in some conditions:</para>
+    <para>Now fix two security vulnerabilities and a regression causing the
+    posix_memalign() function very slow in some conditions:</para>
 
-<screen><userinput remap="pre">patch -Np1 -i ../&glibc-memalign-patch;</userinput></screen>
-
-    <!-- CVE-2023-4527
-         https://sourceware.org/bugzilla/show_bug.cgi?id=30842
-         https://sourceware.org/ml/libc-alpha/2023-September/151522.html -->
-    <para>Then fix a security vulnerability exploitable when the
-    <option>no-aaaa</option> option is used in
-    <filename>/etc/resolv.conf</filename>:</para>
-
-<screen><userinput remap="pre">sed \
-  -E "/__res_context_search/\
-      {N;N;s/(search \(([^,]*,){6}[^,]*)NULL/\1\&amp;alt_dns_packet_buffer/}" \
-  -i resolv/nss_dns/dns-host.c</userinput></screen>
+<screen><userinput remap="pre">patch -Np1 -i ../&glibc-upstream-fixes-patch;</userinput></screen>
 
     <para>The Glibc documentation recommends building Glibc
     in a dedicated build directory:</para>

patches.ent

@@ -14,9 +14,9 @@
 <!ENTITY glibc-fhs-patch-md5 "9a5997c3452909b1769918c759eff8a2">
 <!ENTITY glibc-fhs-patch-size "2.8 KB">
 
-<!ENTITY glibc-memalign-patch "glibc-&glibc-version;-memalign_fix-1.patch">
-<!ENTITY glibc-memalign-patch-md5 "2c3552bded42a83ad6a7087c5fbf3857">
-<!ENTITY glibc-memalign-patch-size "20 KB">
+<!ENTITY glibc-upstream-fixes-patch "glibc-&glibc-version;-upstream_fixes-1.patch">
+<!ENTITY glibc-upstream-fixes-patch-md5 "2e347e291804b62a18a43a8cdc79e01e">
+<!ENTITY glibc-upstream-fixes-patch-size "24 KB">
 
 <!ENTITY grub-upstream-fixes-patch "grub-&grub-version;-upstream_fixes-1.patch">
 <!ENTITY grub-upstream-fixes-patch-md5 "da388905710bb4cbfbc7bd7346ff9174">