Index: general/genlib/apr.xml
===================================================================
--- general/genlib/apr.xml	(revision f1a7af66eb0df2a7435068c97ba847c7fbbdeefc)
+++ general/genlib/apr.xml	(revision a541e08052de257f233a34bae776d373a5a30012)
@@ -83,4 +83,13 @@
   <sect2 role="installation">
     <title>Installation of Apr</title>
+
+    <para>
+      First, fix a security issue:
+    </para>
+
+<screen><userinput>sed '/{306/a \
+\
+    if (xt-&gt;tm_mon &lt; 0 || xt-&gt;tm_mon &gt;= 12) \
+        return APR_EBADDATE;' -i time/unix/time.c</userinput></screen>
 
     <para>
Index: general/genlib/libgcrypt.xml
===================================================================
--- general/genlib/libgcrypt.xml	(revision f1a7af66eb0df2a7435068c97ba847c7fbbdeefc)
+++ general/genlib/libgcrypt.xml	(revision a541e08052de257f233a34bae776d373a5a30012)
@@ -8,8 +8,8 @@
   <!ENTITY libgcrypt-download-ftp  "&gnupg-ftp;/libgcrypt/libgcrypt-&libgcrypt-version;.tar.bz2">
   <!ENTITY libgcrypt-download-ftp  " ">
-  <!ENTITY libgcrypt-md5sum        "3fcb490b9b7347344708eeb7b4a95464">
+  <!ENTITY libgcrypt-md5sum        "edc7becfe09c75d8f95ff7623e40c52e">
   <!ENTITY libgcrypt-size          "3.1 MB">
-  <!ENTITY libgcrypt-buildsize     "138 MB (with tests; add 4 MB for documentation)">
-  <!ENTITY libgcrypt-time          "0.3 SBU (with documentation; add 0.5 SBU for tests)">
+  <!ENTITY libgcrypt-buildsize     "135 MB (with tests and pdf documentation)">
+  <!ENTITY libgcrypt-time          "0.4 SBU (with documentation; add 0.5 SBU for tests)">
 ]>
 
Index: introduction/welcome/changelog.xml
===================================================================
--- introduction/welcome/changelog.xml	(revision f1a7af66eb0df2a7435068c97ba847c7fbbdeefc)
+++ introduction/welcome/changelog.xml	(revision a541e08052de257f233a34bae776d373a5a30012)
@@ -45,4 +45,28 @@
       <para>August 26th, 2021</para>
       <itemizedlist>
+        <listitem>
+          <para>[pierre] - Update to qemu-6.1.0.
+          Fixes <ulink url="&blfs-ticket-root;15456">#15456</ulink>.</para>
+        </listitem>
+        <listitem>
+          <para>[pierre] - Update to thunderbird-91.0.3.
+          Fixes <ulink url="&blfs-ticket-root;15445">#15445</ulink>.</para>
+        </listitem>
+        <listitem>
+          <para>[pierre] - Update to openssh-8.7p1.
+          Fixes <ulink url="&blfs-ticket-root;15439">#15439</ulink>.</para>
+        </listitem>
+        <listitem>
+          <para>[pierre] - Update to licap-2.53 with PAM.
+          Fixes <ulink url="&blfs-ticket-root;15406">#15406</ulink>.</para>
+        </listitem>
+        <listitem>
+          <para>[pierre] - Add a sed to apr-1.7.0 to fix a security issue.
+          Fixes <ulink url="&blfs-ticket-root;15453">#15453</ulink>.</para>
+        </listitem>
+        <listitem>
+          <para>[pierre] - Update to libgcrypt-1.9.4 (security fix).
+          Fixes <ulink url="&blfs-ticket-root;15450">#15450</ulink>.</para>
+        </listitem>
         <listitem>
           <para>[xry111] - Update to harfbuzz-2.9.0.
Index: packages.ent
===================================================================
--- packages.ent	(revision f1a7af66eb0df2a7435068c97ba847c7fbbdeefc)
+++ packages.ent	(revision a541e08052de257f233a34bae776d373a5a30012)
@@ -15,5 +15,5 @@
 <!ENTITY haveged-version              "1.9.14">
 <!ENTITY iptables-version             "1.8.7">
-<!ENTITY libcap-version               "2.52">
+<!ENTITY libcap-version               "2.53">
 <!ENTITY liboauth-version             "1.0.3">
 <!ENTITY linux-pam-version            "1.5.1">
@@ -29,5 +29,5 @@
 <!ENTITY nss-micro-version            "0">
 <!ENTITY nss-version                  "3.&nss-minor-version;">
-<!ENTITY openssh-version              "8.6p1">
+<!ENTITY openssh-version              "8.7p1">
 <!ENTITY p11-kit-version              "0.24.0">
 <!ENTITY polkit-version               "0.119">
@@ -72,5 +72,5 @@
 
 <!-- Chapter 8 Virtualization -->
-<!ENTITY qemu-version                 "6.0.0">
+<!ENTITY qemu-version                 "6.1.0">
 
 <!-- Part III -->
@@ -136,5 +136,5 @@
 <!ENTITY libepoxy-version             "&libepoxy-minor;.9">
 <!-- <!ENTITY libesmtp-version             "1.0.6"> -->
-<!ENTITY libgcrypt-version            "1.9.3">
+<!ENTITY libgcrypt-version            "1.9.4">
 <!ENTITY libglade-version             "2.6.4">
 <!ENTITY libgpg-error-version         "1.42">
@@ -954,5 +954,5 @@
 <!ENTITY rox-filer-version            "2.11">
 <!ENTITY rxvt-unicode-version         "9.26">
-<!ENTITY thunderbird-version          "91.0.1">
+<!ENTITY thunderbird-version          "91.0.3">
 <!ENTITY tigervnc-version             "1.11.0">
 <!ENTITY transmission-version         "3.00">
Index: postlfs/security/libcap.xml
===================================================================
--- postlfs/security/libcap.xml	(revision f1a7af66eb0df2a7435068c97ba847c7fbbdeefc)
+++ postlfs/security/libcap.xml	(revision a541e08052de257f233a34bae776d373a5a30012)
@@ -7,7 +7,7 @@
   <!ENTITY libcap-download-http "&kernel-dl;/linux/libs/security/linux-privs/libcap2/libcap-&libcap-version;.tar.xz">
   <!ENTITY libcap-download-ftp  " ">
-  <!ENTITY libcap-md5sum        "91548d37bbb5b706928bc3b3bb0e22ac">
-  <!ENTITY libcap-size          "156 KB">
-  <!ENTITY libcap-buildsize     "1.6 MB">
+  <!ENTITY libcap-md5sum        "094994d4554c6689cf98ae4f717b8e19">
+  <!ENTITY libcap-size          "155 KB">
+  <!ENTITY libcap-buildsize     "1.7 MB">
   <!ENTITY libcap-time          "less than 0.1 SBU">
 ]>
Index: postlfs/security/openssh.xml
===================================================================
--- postlfs/security/openssh.xml	(revision f1a7af66eb0df2a7435068c97ba847c7fbbdeefc)
+++ postlfs/security/openssh.xml	(revision a541e08052de257f233a34bae776d373a5a30012)
@@ -10,8 +10,8 @@
            " "> <!-- at the moment, unable to connect via ftp: ken
            "ftp://ftp.openbsd.org/pub/OpenBSD/OpenSSH/portable/openssh-&openssh-version;.tar.gz"> -->
-  <!ENTITY openssh-md5sum        "805f7048aec6dd752584e570383a6f00">
+  <!ENTITY openssh-md5sum        "f545230799f131aecca04da56e61990a">
   <!ENTITY openssh-size          "1.7 MB">
-  <!ENTITY openssh-buildsize     "51 MB (add 40 MB for tests)">
-  <!ENTITY openssh-time          "0.2 SBU (Using parallelism=4; 
+  <!ENTITY openssh-buildsize     "48 MB (add 18 MB for tests)">
+  <!ENTITY openssh-time          "0.3 SBU (Using parallelism=4; 
                                   running the tests takes 20+ minutes,
                                   irrespective of processor speed)">
Index: postlfs/virtualization/qemu.xml
===================================================================
--- postlfs/virtualization/qemu.xml	(revision f1a7af66eb0df2a7435068c97ba847c7fbbdeefc)
+++ postlfs/virtualization/qemu.xml	(revision a541e08052de257f233a34bae776d373a5a30012)
@@ -7,7 +7,7 @@
   <!ENTITY qemu-download-http "https://download.qemu-project.org/qemu-&qemu-version;.tar.xz">
   <!ENTITY qemu-download-ftp  " ">
-  <!ENTITY qemu-md5sum        "cce185dc0119546e395909e8a71a75bb">
-  <!ENTITY qemu-size          "102 MB">
-  <!ENTITY qemu-buildsize     "2.2 GB">
+  <!ENTITY qemu-md5sum        "47f776c276a24f42108ba512a2aa3013">
+  <!ENTITY qemu-size          "106 MB">
+  <!ENTITY qemu-buildsize     "1.9 GB">
   <!ENTITY qemu-time          "1.2 SBU (using parallelism=4; add 0.3 SBU for tests)">
 ]>
@@ -108,4 +108,10 @@
     </para>
 
+    <bridgehead renderas="sect4">Optional dependencies for installing the documentation</bridgehead>
+    <para role="optional">
+      <ulink url="https://www.sphinx-doc.org/en/master/index.html">sphinx</ulink> with the
+      <ulink url="https://pypi.org/project/sphinx-rtd-theme/">sphinx-rtd-theme</ulink> theme
+    </para>
+
     <note>
       <para>
@@ -576,18 +582,20 @@
       <seglistitem>
         <seg>
-          ivshmem-client,
-          ivshmem-server,
+          elf2dmp,
           qemu (symlink),
+          qemu-edid,
           qemu-ga,
           qemu-img,
           qemu-io,
+          qemu-keymap,
           qemu-nbd,
-          qemu-system-&lt;arch&gt;, and
-          virtfs-proxy-helper
+          qemu-pr-helper,
+          qemu-storage-daemon, and
+          qemu-system-&lt;arch&gt;
         </seg>
         <seg>None</seg>
         <seg>
           /usr/share/qemu and
-          /usr/share/doc/qemu-&qemu-version;
+          /usr/share/doc/qemu-&qemu-version; (optional)
         </seg>
       </seglistitem>
@@ -599,4 +607,16 @@
       <?dbhtml list-presentation="table"?>
 
+      <varlistentry id="elf2dmp">
+        <term><command>elf2dmp</command></term>
+        <listitem>
+          <para>
+            Converts files from elf to dmp format
+          </para>
+          <indexterm zone="qemu elf2dmp">
+            <primary sortas="b-elf2dmp">elf2dmp</primary>
+          </indexterm>
+        </listitem>
+      </varlistentry>
+<!--
       <varlistentry id="ivshmem-client">
         <term><command>ivshmem-client</command></term>
@@ -622,5 +642,5 @@
         </listitem>
       </varlistentry>
-
+-->
       <varlistentry id="qemu-edid">
         <term><command>qemu-edid</command></term>
@@ -674,4 +694,18 @@
       </varlistentry>
 
+      <varlistentry id="qemu-keymap">
+        <term><command>qemu-keymap</command></term>
+        <listitem>
+          <para>
+            generates qemu reverse keymaps from xkb keymaps,
+            which can be used with the qemu "-k" command line switch
+          </para>
+          <indexterm zone="qemu qemu-keymap">
+            <primary sortas="b-qemu-keymap">qemu-keymap</primary>
+          </indexterm>
+        </listitem>
+      </varlistentry>
+
+
       <varlistentry id="qemu-nbd">
         <term><command>qemu-nbd</command></term>
@@ -687,4 +721,29 @@
       </varlistentry>
 
+      <varlistentry id="qemu-pr-helper">
+        <term><command>qemu-pr-helper</command></term>
+        <listitem>
+          <para>
+            Implements the persistent reservation helper for QEMU
+          </para>
+          <indexterm zone="qemu qemu-pr-helper">
+            <primary sortas="b-qemu-pr-helper">qemu-pr-helper</primary>
+          </indexterm>
+        </listitem>
+      </varlistentry>
+
+      <varlistentry id="qemu-storage-daemon">
+        <term><command>qemu-storage-daemon</command></term>
+        <listitem>
+          <para>
+            allows to modify disk images using the QEMU Monitor Protocol (QMP)
+            without running a VM
+          </para>
+          <indexterm zone="qemu qemu-storage-daemon">
+            <primary sortas="b-qemu-storage-daemon">qemu-storage-daemon</primary>
+          </indexterm>
+        </listitem>
+      </varlistentry>
+
       <varlistentry id="qemu-system">
         <term><command>qemu-system-x86_64</command></term>
@@ -698,5 +757,5 @@
         </listitem>
       </varlistentry>
-
+<!--
       <varlistentry id="virtfs-proxy-helper">
         <term><command>virtfs-proxy-helper</command></term>
@@ -713,5 +772,5 @@
         </listitem>
       </varlistentry>
-
+-->
     </variablelist>
 
Index: xsoft/other/thunderbird.xml
===================================================================
--- xsoft/other/thunderbird.xml	(revision f1a7af66eb0df2a7435068c97ba847c7fbbdeefc)
+++ xsoft/other/thunderbird.xml	(revision a541e08052de257f233a34bae776d373a5a30012)
@@ -7,7 +7,7 @@
   <!ENTITY thunderbird-download-http "&mozilla-http;/thunderbird/releases/&thunderbird-version;/source/thunderbird-&thunderbird-version;.source.tar.xz">
   <!ENTITY thunderbird-download-ftp  " ">
-  <!ENTITY thunderbird-md5sum        "36c9a01359ce14a352bb04619720ab46">
-  <!ENTITY thunderbird-size          "387 MB">
-  <!ENTITY thunderbird-buildsize     "6.9 GB (202 MB installed)">
+  <!ENTITY thunderbird-md5sum        "f08dd55b8b1b0baf2c38a88aa3734cf8">
+  <!ENTITY thunderbird-size          "390 MB">
+  <!ENTITY thunderbird-buildsize     "6.9 GB (201 MB installed)">
   <!ENTITY thunderbird-time          "29 SBU (on a 4-core machine)">
   <!-- Removed the -j1 time because python and rust do not obey it, although
