svn commit: r512164 - head/security/vuxml

Mon Sep 16 11:19:52 UTC 2019

Author: pi
Date: Mon Sep 16 11:19:51 2019
New Revision: 512164
URL: https://svnweb.freebsd.org/changeset/ports/512164

Log:
  security/vuxml: document expat2 pre-2.2.7 vulnerability
  
  PR:		238864
  Submitted by:	Sergei Vyshenski <svysh.fbsd at gmail.com>

Modified:
  head/security/vuxml/vuln.xml

Modified: head/security/vuxml/vuln.xml
==============================================================================

--- head/security/vuxml/vuln.xml	Mon Sep 16 11:18:54 2019	(r512163)
+++ head/security/vuxml/vuln.xml	Mon Sep 16 11:19:51 2019	(r512164)
@@ -58,6 +58,36 @@ Notes:
   * Do not forget port variants (linux-f10-libxml2, libxml2, etc.)
 -->
 <vuxml xmlns="http://www.vuxml.org/apps/vuxml-1">
+  <vuln vid="c5bd8a25-99a6-11e9-a598-f079596b62f9">
+    <topic>expat2 -- Fix extraction of namespace prefixes from XML names</topic>
+    <affects>
+      <package>
+	<name>expat2</name>
+	<range><lt>2.2.7</lt></range>
+      </package>
+    </affects>
+    <description>
+      <body xmlns="http://www.w3.org/1999/xhtml">
+	<p>expat project reports:</p>
+	<blockquote cite="https://github.com/libexpat/libexpat/blob/R_2_2_7/expat/Changes">
+	  <p>
+	    XML names with multiple colons could end up in the
+	    wrong namespace, and take a high amount of RAM and CPU
+	    resources while processing, opening the door to
+	    use for denial-of-service attacks
+	  </p>
+	</blockquote>
+      </body>
+    </description>
+    <references>
+      <url>https://github.com/libexpat/libexpat/blob/R_2_2_7/expat/Changes</url>
+    </references>
+    <dates>
+      <discovery>2019-06-19</discovery>
+      <entry>2019-06-28</entry>
+    </dates>
+  </vuln>
+
   <vuln vid="9fb4e57b-d65a-11e9-8a5f-e5c82b486287">
     <topic>curl -- multiple vulnerabilities</topic>
     <affects>
