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Fedora 25 Critical Advisory: Xen Heap Overflow and Qemu USB Loop

fedora
Calendar Grey March 21, 2017
Dist Fedora Esm H88
The recent Fedora patch for Xen tackles significant vulnerabilities such as Cirrus VGA buffer overflow and a flaw in QEMU's USB handling.
Cirrus VGA Heap overflow via display refresh [XSA-211, CVE-2016-9603] (#1432041) Qemu: usb: an infinite loop issue in ohci_service_ed_list [CVE-2017-6505] (#1429433)

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 VGA Heap overflow via display refresh [XSA-211, CVE-2016-9603] (#1432041) Qemu: usb: an infinite loop issue in ohci_service_ed_list [CVE-2017-6505] (#1429433)

Topics%20covered

Topics Covered

security advisory Fedora heap overflow infinite loop virtual machine Xen Qemu

Change Log

References


[ 1 ] Bug #1430056 - CVE-2016-9603 Qemu: cirrus: heap buffer overflow via vnc connection https://bugzilla.redhat.com/show_bug.cgi?id=1430056 [ 2 ] Bug #1429432 - CVE-2017-6505 Qemu: usb: an infinite loop issue in ohci_service_ed_list https://bugzilla.redhat.com/show_bug.cgi?id=1429432

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

Severity
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Name: xen
Product: Fedora 25
Version: 4.7.2
Release: 2.fc25
URL: https://xenproject.org/
Summary: Xen is a virtual machine monitor

Topics%20covered

Topics Covered

security advisory Fedora heap overflow infinite loop virtual machine Xen Qemu

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