QEMU: VNC: integer underflow in vnc_client_cut_text_ext leads to CPU exhaustion

An integer underflow issue was found in the QEMU built-in VNC server while processing ClientCutText messages in the extended format. A malicious client could use this flaw to make QEMU unresponsive by sending a specially crafted payload message, resulting in a denial of service...

Moderate: Red Hat Security Advisory: tigervnc security and bug fix update

An update for tigervnc is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

Moderate: tigervnc security and bug fix update

Virtual Network Computing VNC is a remote display system which allows users 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. TigerVNC is a suite of VNC servers and clients...

ALSA-2023:2830 Moderate: tigervnc security and bug fix update

Virtual Network Computing VNC is a remote display system which allows users 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. TigerVNC is a suite of VNC servers and clients...

ALSA-2023:2757 Moderate: virt:rhel and virt-devel:rhel security, bug fix, and enhancement update

Kernel-based Virtual Machine KVM offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel module contains packages which provide user-space components used to run virtual machines using KVM. The packages also provide APIs for managing and interacting with the...

CentOS 8 : virt:rhel and virt-devel:rhel (CESA-2023:2757)

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2023:2757 advisory. - ntfsck in NTFS-3G through 2021.8.22 has a heap-based buffer overflow involving buffer+5123-2. NOTE: the upstream position is that ntfsck is deprecate...

Moderate: virt:rhel and virt-devel:rhel security, bug fix, and enhancement update

Kernel-based Virtual Machine KVM offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel module contains packages which provide user-space components used to run virtual machines using KVM. The packages also provide APIs for managing and interacting with the...

RHEL 9 : qemu-kvm (RHSA-2023:2162)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:2162 advisory. Kernel-based Virtual Machine KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide th...

QEMU: VNC: integer underflow in vnc_client_cut_text_ext leads to CPU exhaustion

An integer underflow issue was found in the QEMU built-in VNC server while processing ClientCutText messages in the extended format. A malicious client could use this flaw to make QEMU unresponsive by sending a specially crafted payload message, resulting in a denial of service...

Moderate: Red Hat Security Advisory: tigervnc security and bug fix update

An update for tigervnc is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

ALSA-2023:2162 Moderate: qemu-kvm security, bug fix, and enhancement update

Kernel-based Virtual Machine KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the user-space component for running virtual machines that use KVM. The following packages have been upgraded to a later upstream version: qemu-kvm 7.2.0...

ALSA-2023:2257 Moderate: tigervnc security and bug fix update

Virtual Network Computing VNC is a remote display system which allows users 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. TigerVNC is a suite of VNC servers and clients...

LOBSHOT: A Stealthy, Financial Trojan and Info Stealer Delivered through Google Ads

In yet another instance of how threat actors are abusing Google Ads to serve malware, a threat actor has been observed leveraging the technique to deliver a new Windows-based financial trojan and information stealer called LOBSHOT. "LOBSHOT continues to collect victims while staying under the...

Fedora: Security Advisory for tigervnc (FEDORA-2023-6f3f9ee721)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 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...

[SECURITY] Fedora 36 Update: tigervnc-1.13.1-3.fc36

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 ...

CVE-2023-1617

Improper Authentication vulnerability in B&R Industrial Automation B&R VC4 VNC-Server modules. This vulnerability may allow an unauthenticated network-based attacker to bypass the authentication mechanism of the VC4 visualization on affected devices. The impact of this vulnerability depends on th...

CVE-2023-1617

CVE-2023-1617 concerns the B&R VC4 visualization (VNC-Server modules) where an unauthenticated network attacker can bypass authentication. Affected are B&R VC4 versions across multiple series: 3.* (to 3.96.7), 4.0* (to 4.06.7), 4.1* (to 4.16.3), 4.2* (to 4.26.8), 4.3* (to 4.34.6), 4.4* (to 4.45.1...

RLSA-2023:1592 Important: tigervnc security update

Virtual Network Computing VNC is a remote display system which allows users 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. TigerVNC is a suite of VNC servers and clients...

Important: Red Hat Security Advisory: tigervnc and xorg-x11-server security update

An update for tigervnc and xorg-x11-server 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...

Important: Red Hat Security Advisory: tigervnc security update

An update for tigervnc is now available for Red Hat Enterprise Linux 9.0 Extended Update Support. 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 fo...