More 0274-rc changelog updating

ChangeLog

@@ -4,6 +4,13 @@ Changes in version 0.2.7.4-rc - 2015-10-21
   on different platforms. If no further significant bounds are found,
   the next release will the the official stable release.
+  o Major bugfixes (security, correctness):
+    - Fix a programming error that could cause us to read 4 bytes before
+      the beginning of an openssl string. This could be used to provoke
+      a crash on systems with an unusual malloc implementation, or
+      systems with unsual hardening installed. Fixes bug 17404; bugfix
+      on 0.2.3.6-alpha.
+
   o Major bugfixes (correctness):
     - Fix a use-after-free bug in validate_intro_point_failure(). Fixes
       bug 17401; bugfix on 0.2.7.3-rc.
@@ -13,6 +20,8 @@ Changes in version 0.2.7.4-rc - 2015-10-21
       17398; bugfix on 0.2.6.1-alpha.
     - Fix a memory leak in rend_cache_failure_entry_free(). Fixes bug
       17402; bugfix on 0.2.7.3-rc.
+    - Fix a memory leak when reading an expired signing key from disk.
+      Fixes bug 17403; bugfix on 0.2.7.2-rc.
   o Minor features (geoIP):
     - Update geoip and geoip6 to the October 9 2015 Maxmind GeoLite2
@@ -51,6 +60,8 @@ Changes in version 0.2.7.4-rc - 2015-10-21
   o Documentation:
     - Fix capitalization of SOCKS in sample torrc. Closes ticket 15609.
+    - Note that HiddenServicePorts can take a unix domain socket. Closes
+      ticket 17364.
 Changes in version 0.2.7.3-rc - 2015-09-25

changes/bug17364

-  o Documentation:
-    - Note that HiddenServicePorts can take a unix domain socket.
-      Closes ticket 17364.

changes/bug17403

-  o Minor bugfixes (memory leaks):
-    - Fix a memory leak when reading an expired signing key from disk.
-      Fixes bug 17403; bugfix on 0.2.7.2-rc.

changes/bug17404

-  o Major bugfixes (security, correctness):
-    - Fix a programming error that could cause us to read 4 bytes before
-      the beginning of an openssl string. This could be used to provoke
-      a crash on systems with an unusual malloc implementation, or
-      systems with unsual hardening installed. Fixes bug 17404; bugfix
-      on 0.2.3.6-alpha.