Commit 3439a854 authored by Lev Lamberov's avatar Lev Lamberov

[SECURITY] [DSA 4236-1] xen security update

parent 3331b616
<define-tag pagetitle>DSA-4236-1 xen</define-tag>
<define-tag report_date>2018-6-27</define-tag>
<define-tag secrefs>CVE-2018-12891 CVE-2018-12892 CVE-2018-12893</define-tag>
<define-tag packages>xen</define-tag>
<define-tag isvulnerable>yes</define-tag>
<define-tag fixed>yes</define-tag>
<define-tag fixed-section>no</define-tag>
#use wml::debian::security
<define-tag description>security update</define-tag>
<define-tag moreinfo>
<p>Multiple vulnerabilities have been discovered in the Xen hypervisor:</p>
<li><a href="">CVE-2018-12891</a>
<p>It was discovered that insufficient validation of PV MMU operations
may result in denial of service.</p></li>
<li><a href="">CVE-2018-12892</a>
<p>It was discovered that libxl fails to honour the <q>readonly</q> flag on
HVM-emulated SCSI disks.</p></li>
<li><a href="">CVE-2018-12893</a>
<p>It was discovered that incorrect implementation of debug exception
checks could result in denial of service.</p></li>
<p>For the stable distribution (stretch), these problems have been fixed in
version 4.8.3+xsa267+shim4.10.1+xsa267-1+deb9u9.</p>
<p>We recommend that you upgrade your xen packages.</p>
<p>For the detailed security status of xen please refer to
its security tracker page at:
<a href="">\</a></p>
# do not modify the following line
#include "$(ENGLISHDIR)/security/2018/"
# $Id: $
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