CVE-2023-46838

Transmit requests in Xen's virtual network protocol can consist of multiple parts. While not really useful, except for the initial part any of them may be of zero length, i.e. carry no data at all. Besides a certain initial portion of the to be transferred data, these parts are directly translate...

CVE-2023-46838

Transmit requests in Xen's virtual network protocol can consist of multiple parts. While not really useful, except for the initial part any of them may be of zero length, i.e. carry no data at all. Besides a certain initial portion of the to be transferred data, these parts are directly translate...

Code injection

Transmit requests in Xen's virtual network protocol can consist of multiple parts. While not really useful, except for the initial part any of them may be of zero length, i.e. carry no data at all. Besides a certain initial portion of the to be transferred data, these parts are directly translate...

UBUNTU-CVE-2023-46838

Transmit requests in Xen's virtual network protocol can consist of multiple parts. While not really useful, except for the initial part any of them may be of zero length, i.e. carry no data at all. Besides a certain initial portion of the to be transferred data, these parts are directly translate...

CVE-2023-46838

Transmit requests in Xen's virtual network protocol can consist of multiple parts. While not really useful, except for the initial part any of them may be of zero length, i.e. carry no data at all. Besides a certain initial portion of the to be transferred data, these parts are directly translate...

CVE-2023-46838

CVE-2023-46838 affects Xen’s virtualization networking path where multi‑part transmitted requests can include zero‑length parts. If all parts of an SKB are zero length, the Linux networking code may dereference NULL, potentially enabling local or guest‑to‑host disruption. Public advisories ( Xen/...

CVE-2023-46838 Linux: netback processing of zero-length transmit fragment

Transmit requests in Xen's virtual network protocol can consist of multiple parts. While not really useful, except for the initial part any of them may be of zero length, i.e. carry no data at all. Besides a certain initial portion of the to be transferred data, these parts are directly translate...

CVE-2023-46838

Transmit requests in Xen's virtual network protocol can consist of multiple parts. While not really useful, except for the initial part any of them may be of zero length, i.e. carry no data at all. Besides a certain initial portion of the to be transferred data, these parts are directly translate...

RHCOS 4 : OpenShift Container Platform 4.11.53 (RHSA-2023:6274)

The remote Red Hat Enterprise Linux CoreOS 4 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:6274 advisory. - ovn: service monitor MAC flow is not rate limited CVE-2023-3153 Note that Nessus has not tested for this issue but has instead relied only ...

Linux: netback processing of zero-length transmit fragment

ISSUE DESCRIPTION Transmit requests in Xen's virtual network protocol can consist of multiple parts. While not really useful, except for the initial part any of them may be of zero length, i.e. carry no data at all. Besides a certain initial portion of the to be transferred data, these parts are...

The vulnerability of the qemu_clipboard_request() function in the embedded VNC emulator server of the QEMU hardware support allows a hacker to trigger a service failure.

The vulnerability of the qemuclipboardrequest function in the embedded VNC emulator server of the QEMU hardware emulation software is related to errors in pointer manipulation during the processing of ClientCutText messages. Exploiting this vulnerability can allow an attacker to cause a service...

AZL-40048 CVE-2023-6683 affecting package qemu for versions less than 6.2.0-21

A flaw was found in the QEMU built-in VNC server while processing ClientCutText messages. The qemuclipboardrequest function can be reached before vncservercuttextcaps was called and had the chance to initialize the clipboard peer, leading to a NULL pointer dereference. This could allow a maliciou...

UBUNTU-CVE-2023-6683

A flaw was found in the QEMU built-in VNC server while processing ClientCutText messages. The qemuclipboardrequest function can be reached before vncservercuttextcaps was called and had the chance to initialize the clipboard peer, leading to a NULL pointer dereference. This could allow a maliciou...

[SECURITY] Fedora 38 Update: tigervnc-1.13.1-9.fc38

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 ...

Important: Red Hat Security Advisory: tigervnc security update

An update for tigervnc is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.2 Telecommunications Update Service, and Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security...

CVE-2023-43826 Apache Guacamole: Integer overflow in handling of VNC image buffers

Apache Guacamole 1.5.3 and older do not consistently ensure that values received from a VNC server will not result in integer overflow. If a user connects to a malicious or compromised VNC server, specially-crafted data could result in memory corruption, possibly allowing arbitrary code to be...

PT-2023-29003 · Apache +1 · Apache Guacamole +1

Name of the Vulnerable Software and Affected Versions: Apache Guacamole versions 1.5.3 and older Description: The issue arises from inconsistent handling of values received from a VNC server, which can lead to integer overflow. If a user connects to a malicious or compromised VNC server,...

Important: Red Hat Security Advisory: tigervnc security update

An update for tigervnc is now available for Red Hat Enterprise Linux 8.8 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...

CVE-2023-47251

In mprivacy-tools before 2.0.406g in m-privacy TightGate-Pro Server, a Directory Traversal in the print function of the VNC service allows authenticated attackers with access to a VNC session to automatically transfer malicious PDF documents by moving them into the .spool directory, and then...

m-privacy TightGate-Pro Server Security Vulnerability

The m-privacy TightGate-Pro Server is a remote control browser system from the German company m-privacy. A security vulnerability exists in m-privacy TightGate-Pro Server versions prior to 2.0.406g, which originated from a vulnerability that allows an authenticated attacker to automatically...