vulnerability
SUSE: CVE-2023-3354: SUSE Linux Security Advisory
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | Jul 11, 2023 | Aug 29, 2023 | Jan 28, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Jul 11, 2023
Added
Aug 29, 2023
Modified
Jan 28, 2025
Description
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, QEMU cleans up the connection again, resulting in a NULL pointer dereference issue. This could allow a remote unauthenticated client to cause a denial of service.
Solutions
suse-upgrade-qemususe-upgrade-qemu-accel-qtestsuse-upgrade-qemu-accel-tcg-x86suse-upgrade-qemu-armsuse-upgrade-qemu-audio-alsasuse-upgrade-qemu-audio-dbussuse-upgrade-qemu-audio-jacksuse-upgrade-qemu-audio-osssuse-upgrade-qemu-audio-pasuse-upgrade-qemu-audio-sdlsuse-upgrade-qemu-audio-spicesuse-upgrade-qemu-block-curlsuse-upgrade-qemu-block-dmgsuse-upgrade-qemu-block-glustersuse-upgrade-qemu-block-iscsisuse-upgrade-qemu-block-nfssuse-upgrade-qemu-block-rbdsuse-upgrade-qemu-block-sshsuse-upgrade-qemu-chardev-baumsuse-upgrade-qemu-chardev-spicesuse-upgrade-qemu-extrasuse-upgrade-qemu-guest-agentsuse-upgrade-qemu-hw-display-qxlsuse-upgrade-qemu-hw-display-virtio-gpususe-upgrade-qemu-hw-display-virtio-gpu-pcisuse-upgrade-qemu-hw-display-virtio-vgasuse-upgrade-qemu-hw-s390x-virtio-gpu-ccwsuse-upgrade-qemu-hw-usb-hostsuse-upgrade-qemu-hw-usb-redirectsuse-upgrade-qemu-hw-usb-smartcardsuse-upgrade-qemu-ipxesuse-upgrade-qemu-ivshmem-toolssuse-upgrade-qemu-ksmsuse-upgrade-qemu-kvmsuse-upgrade-qemu-langsuse-upgrade-qemu-microvmsuse-upgrade-qemu-ppcsuse-upgrade-qemu-s390suse-upgrade-qemu-s390xsuse-upgrade-qemu-seabiossuse-upgrade-qemu-sgabiossuse-upgrade-qemu-skibootsuse-upgrade-qemu-slofsuse-upgrade-qemu-toolssuse-upgrade-qemu-ui-cursessuse-upgrade-qemu-ui-dbussuse-upgrade-qemu-ui-gtksuse-upgrade-qemu-ui-openglsuse-upgrade-qemu-ui-sdlsuse-upgrade-qemu-ui-spice-appsuse-upgrade-qemu-ui-spice-coresuse-upgrade-qemu-vgabiossuse-upgrade-qemu-vhost-user-gpususe-upgrade-qemu-x86
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.