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Fedora 25: 2016-1d8429b89f Critical: Xen Hypervisor Build Issue

fedora
Calendar Grey September 14, 2016
Dist Fedora Esm H88
Fedora releases critical patches for xen to tackle compilation issues and mitigate instruction truncation vulnerabilities promptly.
fix build problem with glibc 2.24 x86: Disallow L3 recursive pagetable for 32-bit PV guests [XSA-185, CVE-2016-7092] x86: Mishandling of instruction pointer truncation during emula...

Summary

This package contains the XenD daemon and xm command line

tools, needed to manage virtual machines running under the

Xen hypervisor

Update Information:

fix build problem with glibc 2.24 x86: Disallow L3 recursive pagetable for 32-bit PV guests [XSA-185, CVE-2016-7092] x86: Mishandling of instruction pointer truncation during emulation [XSA-186, CVE-2016-7093] x86 HVM: Overflow of sh_ctxt->seg_reg[] [XSA-187, CVE-2016-7094] pandoc (documentation) has dependency issues again on F25

Topics%20covered

Topics Covered

security advisory security update Fedora hypervisor build issue instruction truncation

Change Log

References


[ 1 ] Bug #1370319 - CVE-2016-7092 xen: x86: Disallow L3 recursive pagetable for 32-bit PV guests https://bugzilla.redhat.com/show_bug.cgi?id=1370319 [ 2 ] Bug #1370322 - CVE-2016-7093 xen: x86: Mishandling of instruction pointer truncation during emulation https://bugzilla.redhat.com/show_bug.cgi?id=1370322 [ 3 ] Bug #1370332 - CVE-2016-7094 xen: x86 HVM: Overflow of sh_ctxt->seg_reg[] https://bugzilla.redhat.com/show_bug.cgi?id=1370332

Update Instructions

This update can be installed with the "yum" update program. Use su -c 'yum update xen' at the command line. For more information, refer to "Managing Software with yum", available at .

Severity
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Name: xen
Product: Fedora 25
Version: 4.7.0
Release: 5.fc25
URL: https://xenproject.org/
Summary: Xen is a virtual machine monitor

Topics%20covered

Topics Covered

security advisory security update Fedora hypervisor build issue instruction truncation

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