svn commit: r434566 - head/security/vuxml
Jason Unovitch
junovitch at FreeBSD.org
Wed Feb 22 04:48:14 UTC 2017
Author: junovitch
Date: Wed Feb 22 04:48:12 2017
New Revision: 434566
URL: https://svnweb.freebsd.org/changeset/ports/434566
Log:
Document Xen Security Advisory (XSA 209)
Reported by: royger
Security: CVE-2017-2620
Security: https://vuxml.FreeBSD.org/freebsd/8cbd9c08-f8b9-11e6-ae1b-002590263bf5.html
Modified:
head/security/vuxml/vuln.xml
Modified: head/security/vuxml/vuln.xml
==============================================================================
--- head/security/vuxml/vuln.xml Wed Feb 22 04:41:19 2017 (r434565)
+++ head/security/vuxml/vuln.xml Wed Feb 22 04:48:12 2017 (r434566)
@@ -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="8cbd9c08-f8b9-11e6-ae1b-002590263bf5">
+ <topic>xen-tools -- cirrus_bitblt_cputovideo does not check if memory region is safe</topic>
+ <affects>
+ <package>
+ <name>xen-tools</name>
+ <range><lt>4.7.1_4</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-209.html">
+ <p>In CIRRUS_BLTMODE_MEMSYSSRC mode the bitblit copy routine
+ cirrus_bitblt_cputovideo fails to check wethehr the specified
+ memory region is safe. A malicious guest administrator can cause
+ an out of bounds memory write, very likely exploitable as a
+ privilege escalation.</p>
+ </blockquote>
+ </body>
+ </description>
+ <references>
+ <cvename>CVE-2017-2620</cvename>
+ <url>http://xenbits.xen.org/xsa/advisory-209.html</url>
+ </references>
+ <dates>
+ <discovery>2017-02-21</discovery>
+ <entry>2017-02-22</entry>
+ </dates>
+ </vuln>
+
<vuln vid="786a7d87-f826-11e6-9436-14dae9d5a9d2">
<topic>fbsdmon -- information disclosure vulnerability</topic>
<affects>
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