Updated lxc packages fix security vulnerabilities

Roman Fiedler discovered a directory traversal flaw in lxc-attach. An attacker with access to an LXC container could exploit this flaw to access files outside of the container CVE-2016-8649. Jann Horn discovered that LXC incorrectly verified permissions when creating virtual network interfaces. A...

Qemu: VNC: memory corruption due to unchecked resolution limit

An out-of-bounds memory access issue was found in Quick Emulator QEMU in the VNC display driver. This flaw could occur while refreshing the VNC display surface area in the 'vncrefreshserversurface'. A user inside a guest could use this flaw to crash the QEMU process...

Qemu: VNC: memory corruption due to unchecked resolution limit

An out-of-bounds memory access issue was found in Quick Emulator QEMU in the VNC display driver. This flaw could occur while refreshing the VNC display surface area in the 'vncrefreshserversurface'. A user inside a guest could use this flaw to crash the QEMU process...

Qemu: cirrus: heap buffer overflow via vnc connection

A heap buffer overflow flaw was found in QEMU's Cirrus CLGD 54xx VGA emulator's VNC display driver support; the issue could occur when a VNC client attempted to update its display after a VGA operation is performed by a guest. A privileged user/process inside a guest could use this flaw to crash...

DEBIAN-CVE-2015-8504

Qemu, when built with VNC display driver support, allows remote attackers to cause a denial of service arithmetic exception and application crash via crafted SetPixelFormat messages from a client...

[SECURITY] Fedora 26 Update: tigervnc-1.7.1-4.fc26

Virtual Network Computing VNC is a remote display system which allows you to view a computing 'desktop' environment not only on the machine where it is running, but from anywhere on the Internet and from a wide variety of machine architectures. This package contains a client which will allow you ...

TigerVNC Integer Overflow Vulnerability

TigerVNC is a high-performance, platform-neutral implementation of VNC Virtual Network Computing, a client/server application that allows users to launch and interact with graphical applications on remote machines. An integer overflow vulnerability exists in the SMsgReader::readClientCutText...

DEBIAN-CVE-2017-7393

In TigerVNC 1.7.1 VNCSConnectionST.cxx VNCSConnectionST::fence, an authenticated client can cause a double free, leading to denial of service or potentially code execution...

DEBIAN-CVE-2017-6058

Buffer overflow in NetRxPkt::ehdrbuf in hw/net/netrxpkt.c in QEMU aka Quick Emulator, when the VLANSTRIP feature is enabled on the vmxnet3 device, allows remote attackers to cause a denial of service out-of-bounds access and QEMU process crash via vectors related to VLAN stripping...

Ubuntu: Security Advisory (USN-3224-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2017 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

USN-3224-1 lxc vulnerability

Jann Horn discovered that LXC incorrectly verified permissions when creating virtual network interfaces. A local attacker could possibly use this issue to create virtual network interfaces in network namespaces that they do not own...

USN-3224-1: LXC vulnerability

Jann Horn discovered that LXC incorrectly verified permissions when creating virtual network interfaces. A local attacker could possibly use this issue to create virtual network interfaces in network namespaces that they do not own...

USN-3195-1: Nova-LXD vulnerability

James Page discovered that Nova-LXD incorrectly set up virtual network devices when creating LXD instances. This could result in an unintended firewall configuration...

USN-3195-1 nova-lxd vulnerability

James Page discovered that Nova-LXD incorrectly set up virtual network devices when creating LXD instances. This could result in an unintended firewall configuration...

libvirt: Setting empty VNC password allows access to unauthorized users

It was found that setting a VNC password to an empty string in libvirt did not disable all access to the VNC server as documented, instead it allowed access with no authentication required. An attacker could use this flaw to access a VNC server with an empty VNC password without any authenticatio...

CVE-2016-4739

mDNSResponder in Apple OS X before 10.12, when VMnet.framework is used, arranges for a DNS proxy to listen on all interfaces, which allows remote attackers to obtain sensitive information by sending a DNS query to an unintended interface...

DEBIAN-CVE-2016-5008

libvirt before 2.0.0 improperly disables password checking when the password on a VNC server is set to an empty string, which allows remote attackers to bypass authentication and establish a VNC session by connecting to the server...

CVE-2016-1443

The virtual network stack on Cisco AMP Threat Grid Appliance devices before 2.1.1 allows remote attackers to bypass a sandbox protection mechanism, and consequently obtain sensitive interprocess information or modify interprocess data, via a crafted malware sample...

Design/Logic Flaw

The virtual network stack on Cisco AMP Threat Grid Appliance devices before 2.1.1 allows remote attackers to bypass a sandbox protection mechanism, and consequently obtain sensitive interprocess information or modify interprocess data, via a crafted malware sample...

The vulnerability of the HP SDN VAN Controller, a system for managing virtual networks, allows a hacker to execute arbitrary code.

The vulnerability of the HP SDN VAN Controller’s virtual network management subsystem is related to resource management errors. Exploiting this vulnerability allows a malicious actor to execute arbitrary code by sending network packets to the REST port...