QEMU Privilege Permission and Access Control Vulnerabilities

QEMU aka Quick Emulator is a set of simulation processor software developed by French programmer Fabrice Bellard. The software is fast and cross-platform. A privilege license and access control vulnerability exists in QEMU. An attacker can exploit this vulnerability to obtain elevated privileges...

The vulnerability of the QEMU hardware emulation software, which allows a hacker to trigger a service failure

The vulnerability of the QEMU hardware emulator for computers with Q35 chips stems from an overflow in the dynamic memory buffer. Exploiting this vulnerability can allow a local attacker to cause a system failure...

Qemu 'hw/display/cirrus_vga.c' Remote Code Execution Vulnerability Vulnerability

QEMU is an open source emulator software. Qemu 'hw/display/cirrusvga.c' suffers from a remote code execution vulnerability vulnerability that allows an attacker to exploit the vulnerability by submitting a special request that can execute arbitrary code...

QEMU 'hw/display/cirrus_vga_rop.h' has multiple memory corruption vulnerabilities

QEMU is an open source emulator software. Multiple memory corruption vulnerabilities exist in QEMU 'hw/display/cirrusvgarop.h', which allows local privileged users to submit a special request to crash the system...

CVE-2017-7980

Heap-based buffer overflow in Cirrus CLGD 54xx VGA Emulator in Quick Emulator Qemu 2.8 and earlier allows local guest OS users to execute arbitrary code or cause a denial of service crash via vectors related to a VNC client updating its display after a VGA operation...

UBUNTU-CVE-2017-7980

Heap-based buffer overflow in Cirrus CLGD 54xx VGA Emulator in Quick Emulator Qemu 2.8 and earlier allows local guest OS users to execute arbitrary code or cause a denial of service crash via vectors related to a VNC client updating its display after a VGA operation...

DEBIAN-CVE-2017-7718

hw/display/cirrusvgarop.h in QEMU aka Quick Emulator allows local guest OS privileged users to cause a denial of service out-of-bounds read and QEMU process crash via vectors related to copying VGA data via the cirrusbitbltropfwdtransp and cirrusbitbltropfwd functions...

UBUNTU-CVE-2017-7718

hw/display/cirrusvgarop.h in QEMU aka Quick Emulator allows local guest OS privileged users to cause a denial of service out-of-bounds read and QEMU process crash via vectors related to copying VGA data via the cirrusbitbltropfwdtransp and cirrusbitbltropfwd functions...

qemu security update

CentOS Errata and Security Advisory CESA-2017:0987 An update for qemu-kvm is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severit...

RedHat Update for qemu-kvm RHSA-2017:0987-01

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...

Important: Red Hat Security Advisory: qemu-kvm-rhev security update

An update for qemu-kvm-rhev is now available for Red Hat OpenStack Platform 10.0 Newton. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

Qemu: display: cirrus: OOB r/w access issues in bitblt routines

An out-of-bounds r/w access issue was found in QEMU's Cirrus CLGD 54xx VGA Emulator support. The vulnerability could occur while copying VGA data via various bitblt functions. A privileged user inside a guest could use this flaw to crash the QEMU process or, potentially, execute arbitrary code on...

Qemu: display: cirrus: OOB read access issue

An out-of-bounds access issue was found in QEMU's Cirrus CLGD 54xx VGA Emulator support. The vulnerability could occur while copying VGA data using bitblt functions for example, cirrusbitbltropfwdtransp. A privileged user inside a guest could use this flaw to crash the QEMU process, resulting in...

Important: Red Hat Security Advisory: qemu-kvm security update

An update for qemu-kvm is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

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...

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...

Important: Red Hat Security Advisory: qemu-kvm-rhev security, bug fix, and enhancement update

An update for qemu-kvm-rhev is now available for Red Hat Virtualization Hypervisor 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

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...

Qemu: display: cirrus: OOB r/w access issues in bitblt routines

An out-of-bounds r/w access issue was found in QEMU's Cirrus CLGD 54xx VGA Emulator support. The vulnerability could occur while copying VGA data via various bitblt functions. A privileged user inside a guest could use this flaw to crash the QEMU process or, potentially, execute arbitrary code on...

Qemu: display: cirrus: OOB read access issue

An out-of-bounds access issue was found in QEMU's Cirrus CLGD 54xx VGA Emulator support. The vulnerability could occur while copying VGA data using bitblt functions for example, cirrusbitbltropfwdtransp. A privileged user inside a guest could use this flaw to crash the QEMU process, resulting in...