OESA-2023-1736 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: A flaw was found in the QEMU built-in VNC server. When a client connects to the VNC server, QEMU checks whether the current number of connections crosses a certain threshold and if so,...

Fortinet FortiOS Security Vulnerabilities

Fortinet FortiOS is a set of security operating system dedicated to FortiGate network security platform from American Fita Fortinet. The system provides users with firewall, antivirus, IPSec/SSLVPN, Web content filtering, and antispam security features. A security vulnerability exists in Fortinet...

Duplicate Advisory: EVE's Debug Functions Unlockable Without Triggering Measured Boot

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-4c4v-42hc-72p6. This link is maintained to preserve external references. Original Description On boot, the Pillar eve container checks for the existence and content of “/config/GlobalConfig/global.json”. If the...

QEMU: VNC: improper I/O watch removal in TLS handshake can lead to remote unauthenticated denial of service

A flaw was found in the QEMU built-in VNC server. When a client connects to the VNC server, QEMU checks whether the current number of connections crosses a certain threshold and if so, cleans up the previous connection. If the previous connection happens to be in the handshake phase and fails, QE...

UBUNTU-CVE-2023-3255

A flaw was found in the QEMU built-in VNC server while processing ClientCutText messages. A wrong exit condition may lead to an infinite loop when inflating an attacker controlled zlib buffer in the inflatebuffer function. This could allow a remote authenticated client who is able to send a...

CVE-2023-3354

A flaw was found in the QEMU built-in VNC server. When a client connects to the VNC server, QEMU checks whether the current number of connections crosses a certain threshold and if so, cleans up the previous connection. If the previous connection happens to be in the handshake phase and fails, QE...

SUSE CVE-2007-0998

The VNC server implementation in QEMU, as used by Xen and possibly other environments, allows local users of a guest operating system to read arbitrary files on the host operating system via unspecified vectors related to QEMU monitor mode, as demonstrated by mapping files to a CDROM device. NOTE...

SUSE CVE-2008-2382

The protocolclientmsg function in vnc.c in the VNC server in 1 Qemu 0.9.1 and earlier and 2 KVM kvm-79 and earlier allows remote attackers to cause a denial of service infinite loop via a certain message...

SUSE CVE-2011-0011

qemu-kvm before 0.11.0 disables VNC authentication when the password is cleared, which allows remote attackers to bypass authentication and establish VNC sessions...

SUSE CVE-2013-0335

OpenStack Compute Nova Grizzly, Folsom 2012.2, and Essex 2012.1 allows remote authenticated users to gain access to a VM in opportunistic circumstances by using the VNC token for a deleted VM that was bound to the same VNC port...

SUSE CVE-2015-5239

Integer overflow in the VNC display driver in QEMU before 2.1.0 allows attachers to cause a denial of service process crash via a CLIENTCUTTEXT message, which triggers an infinite loop...

SUSE CVE-2016-9603

A heap buffer overflow flaw was found in QEMU's Cirrus CLGD 54xx VGA emulator's VNC display driver support before 2.9; 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 fla...

SUSE CVE-2018-20020

LibVNC before commit 7b1ef0ffc4815cab9a96c7278394152bdc89dc4d contains heap out-of-bound write vulnerability inside structure in VNC client code that can result remote code execution...

SUSE CVE-2020-14401

An issue was discovered in LibVNCServer before 0.9.13. libvncserver/scale.c has a pixelvalue integer overflow...

SUSE CVE-2022-41325

An integer overflow in the VNC module in VideoLAN VLC Media Player through 3.0.17.4 allows attackers, by tricking a user into opening a crafted playlist or connecting to a rogue VNC server, to crash VLC or execute code under some conditions...

The vulnerability of the VNC module of the Media Player VLC allows a hacker to execute arbitrary code on the target system.

The vulnerability of the VNC media player VLC is related to a boundary error during the playback of a malicious URL address within the VNC module. Exploiting this vulnerability allows an attacker to remotely trick the victim into opening a specially created stream, causing memory corruption and...

DEBIAN-CVE-2022-41325

An integer overflow in the VNC module in VideoLAN VLC Media Player through 3.0.17.4 allows attackers, by tricking a user into opening a crafted playlist or connecting to a rogue VNC server, to crash VLC or execute code under some conditions...

UBUNTU-CVE-2022-41325

An integer overflow in the VNC module in VideoLAN VLC Media Player through 3.0.17.4 allows attackers, by tricking a user into opening a crafted playlist or connecting to a rogue VNC server, to crash VLC or execute code under some conditions...

QEMU 数字错误漏洞

QEMU Quick Emulator is a set of emulation processor software from Fabrice Bellard, a French personal developer. QEMU VNC server has a denial of service vulnerability, which stems from an integer underflow in the processing of ClientCutText messages in extended format, which can be exploited by an...

CVE-2022-36436

OSU Open Source Lab VNCAuthProxy through 1.1.1 is affected by an vncap/vnc/protocol.py VNCServerAuthenticator authentication-bypass vulnerability that could allow a malicious actor to gain unauthorized access to a VNC session or to disconnect a legitimate user from a VNC session. A remote attacke...