svn commit: r433833 - head/security/vuxml

Sat Feb 11 02:10:58 UTC 2017

Author: junovitch
Date: Sat Feb 11 02:10:57 2017
New Revision: 433833
URL: https://svnweb.freebsd.org/changeset/ports/433833

Log:
  Document Xen Security Advisory (XSA 208)
  
  Reported by:	royger
  Security:	CVE-2017-2615
  Security:	https://vuxml.FreeBSD.org/freebsd/a73aba9a-effe-11e6-ae1b-002590263bf5.html

Modified:
  head/security/vuxml/vuln.xml

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

--- head/security/vuxml/vuln.xml	Sat Feb 11 02:06:03 2017	(r433832)
+++ head/security/vuxml/vuln.xml	Sat Feb 11 02:10:57 2017	(r433833)
@@ -58,6 +58,37 @@ Notes:
   * Do not forget port variants (linux-f10-libxml2, libxml2, etc.)
 -->
 <vuxml xmlns="http://www.vuxml.org/apps/vuxml-1">
+  <vuln vid="a73aba9a-effe-11e6-ae1b-002590263bf5">
+    <topic>xen-tools -- oob access in cirrus bitblt copy</topic>
+    <affects>
+      <package>
+	<name>xen-tools</name>
+	<range><lt>4.7.1_2</lt></range>
+      </package>
+    </affects>
+    <description>
+      <body xmlns="http://www.w3.org/1999/xhtml">
+	<p>The Xen Project reports:</p>
+	<blockquote cite="http://xenbits.xen.org/xsa/advisory-208.html">
+	  <p>When doing bitblt copy backwards, qemu should negate the blit
+	    width. This avoids an oob access before the start of video
+	    memory.</p>
+	  <p>A malicious guest administrator can cause an out of bounds memory
+	    access, possibly leading to information disclosure or privilege
+	    escalation.</p>
+	</blockquote>
+      </body>
+    </description>
+    <references>
+      <cvename>CVE-2017-2615</cvename>
+      <url>http://xenbits.xen.org/xsa/advisory-208.html</url>
+    </references>
+    <dates>
+      <discovery>2017-02-10</discovery>
+      <entry>2017-02-11</entry>
+    </dates>
+  </vuln>
+
   <vuln vid="fb74eacc-ec8a-11e6-bc8a-0011d823eebd">
     <topic>tiff -- multiple vulnerabilities</topic>
     <affects>
