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Fedora 24: 2017-1607a3a78e Critical: Arbitrary Code Exec Threat

fedora
Calendar Grey March 8, 2017
Scroller Fedora
The recent kernel patch for Xen resolves a vulnerability in Fedora 24 that could allow unauthorized code execution due to memory safety concerns.
cirrus_bitblt_cputovideo does not check if memory region is safe [XSA-209, CVE-2017-2620] (#1425420)

Summary

This package contains the XenD daemon and xm command line

tools, needed to manage virtual machines running under the

Xen hypervisor

Update Information:

cirrus_bitblt_cputovideo does not check if memory region is safe [XSA-209, CVE-2017-2620] (#1425420)

Topics%20covered

Topics Covered

security advisory Fedora arbitrary code execution memory safety xen

Change Log

References


[ 1 ] Bug #1420484 - CVE-2017-2620 Qemu: display: cirrus: potential arbitrary code execution via cirrus_bitblt_cputovideo https://bugzilla.redhat.com/show_bug.cgi?id=1420484

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade xen' at the command line. For more information, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html

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Name: xen
Product: Fedora 24
Version: 4.6.4
Release: 8.fc24
URL: https://xenproject.org/
Summary: Xen is a virtual machine monitor

Topics%20covered

Topics Covered

security advisory Fedora arbitrary code execution memory safety xen

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