DEBIAN-CVE-2016-7777

Xen 4.7.x and earlier does not properly honor CR0.TS and CR0.EM, which allows local x86 HVM guest OS users to read or modify FPU, MMX, or XMM register state information belonging to arbitrary tasks on the guest by modifying an instruction while the hypervisor is preparing to emulate it...

[SECURITY] Fedora 23 Update: xen-4.5.3-10.fc23

This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...

ALPINE-CVE-2016-7093

Xen 4.5.3, 4.6.3, and 4.7.x allow local HVM guest OS administrators to overwrite hypervisor memory and consequently gain host OS privileges by leveraging mishandling of instruction pointer truncation during emulation...

[SECURITY] Fedora 25 Update: xen-4.7.0-5.fc25

This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...

[SECURITY] Fedora 24 Update: xen-4.6.3-5.fc24

This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...

Debian DLA-614-1 : xen security update

Multiple vulnerabilities have been discovered in the Xen hypervisor. The Common Vulnerabilities and Exposures project identifies the following problems : CVE-2016-7092 XSA-185 Jeremie Boutoille of Quarkslab and Shangcong Luan of Alibaba discovered a flaw in the handling of L3 pagetable entries,...

Debian Security Advisory DSA 3663-1 (xen - security update)

Multiple vulnerabilities have been discovered in the Xen hypervisor. The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2016-7092 XSA-185 Jeremie Boutoille of Quarkslab and Shangcong Luan of Alibaba discovered a flaw in the handling of L3 pagetable entries,...

Xen Local Elevation of Privilege Vulnerability (CNVD-2016-07435)

Xen is an open source virtual machine monitor product developed at the University of Cambridge, UK. The product enables different and incompatible operating systems to run on the same computer and supports runtime migration to ensure uptime and avoid downtime. Xen is vulnerable to a local privile...

DSA-3663-1 xen - security update

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[SECURITY] Fedora 23 Update: xen-4.5.3-9.fc23

This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...

[SECURITY] Fedora 24 Update: xen-4.6.3-4.fc24

This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...

Xen Privilege Escalation (XSA-182) (Bunker Buster)

According to its self-reported version number, the remote Xen hypervisor is affected by a privilege escalation vulnerability in the paravirtualization PV pagetable implementation due to incorrect usage of fast-paths for making updates to pre-existing pagetable entries. An attacker with...

CVE-2016-6259

Xen 4.5.x through 4.7.x do not implement Supervisor Mode Access Prevention SMAP whitelisting in 32-bit exception and event delivery, which allows local 32-bit PV guest OS kernels to cause a denial of service hypervisor and VM crash by triggering a safety check...

DEBIAN-CVE-2016-6259

Xen 4.5.x through 4.7.x do not implement Supervisor Mode Access Prevention SMAP whitelisting in 32-bit exception and event delivery, which allows local 32-bit PV guest OS kernels to cause a denial of service hypervisor and VM crash by triggering a safety check...

ALPINE-CVE-2016-6259

Xen 4.5.x through 4.7.x do not implement Supervisor Mode Access Prevention SMAP whitelisting in 32-bit exception and event delivery, which allows local 32-bit PV guest OS kernels to cause a denial of service hypervisor and VM crash by triggering a safety check...

Debian Security Advisory DSA 3633-1 (xen - security update)

Multiple vulnerabilities have been discovered in the Xen hypervisor. The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2015-8338 Julien Grall discovered that Xen on ARM was susceptible to denial of service via long running memory operations. CVE-2016-4480 Jan...

Debian DSA-3633-1 : xen - security update (Bunker Buster)

Multiple vulnerabilities have been discovered in the Xen hypervisor. The Common Vulnerabilities and Exposures project identifies the following problems : - CVE-2015-8338 Julien Grall discovered that Xen on ARM was susceptible to denial of service via long running memory operations. - CVE-2016-448...

DSA-3633-1 xen - security update

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The vulnerability of Xen hypervisors allows a hacker to write data to a disk that is only intended for reading.

The vulnerability of the libxl library in Xen hypervisors arises from the lack of restrictions on writing data when using the qemu-xen device. Exploiting this vulnerability allows a malicious actor to write data to a disk that is intended only for reading...

The vulnerability of Xen hypervisors, which allows a malicious actor to trigger a service failure

The vulnerability of Xen hypervisors is related to resource management errors. Exploiting this vulnerability allows a local attacker to cause service failures by performing incorrect operations until the disk space of the logging subsystem is exhausted...