virt:ol and virt-devel:ol security and bug fix update

hivex libguestfs libguestfs-winsupport 8.8-2 - Rebase to ntfs-3g 2022.10.3 - Fixes: CVE-2022-40284 - resolves: rhbz2236373 libiscsi libnbd libtpms libvirt libvirt-dbus libvirt-python nbdkit netcf perl-Sys-Virt qemu-kvm 6.2.0-33 - CVE-2023-3354 QEMU: VNC: improper I/O watch removal in TLS handshak...

virt:ol and virt-devel:ol security update

qemu-kvm 4.2.0-59.el85.2 - kvm-virtiofsd-Drop-membership-of-all-supplementary-group.patch bz2048627 - Resolves: bz2048627 CVE-2022-0358 virt:rhel/qemu-kvm: QEMU: virtiofsd: potential privilege escalation via CVE-2018-13405 rhel-8.5.0.z...

virt:ol and virt-devel:ol security update

qemu-kvm 4.2.0-59.el85 - kvm-hw-scsi-scsi-disk-MODEPAGEALLS-not-allowed-in-MODE.patch bz2025605 - kvm-e1000-fix-tx-re-entrancy-problem.patch bz2025011 - Resolves: bz2025605 CVE-2021-3930 virt:rhel/qemu-kvm: QEMU: off-by-one error in modesensepage in hw/scsi/scsi-disk.c rhel-8.5.0.z - Resolves:...

AZL-77709 CVE-2026-23198 affecting package kernel for versions less than 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: KVM: Don't clobber irqfd routing type when deassigning irqfd When deassigning a KVMIRQFD, don't clobber the irqfd's copy of the IRQ's routing entry as doing so breaks kvmarchirqbypassdelproducer on x86 and arm64, which explicitly...

UBUNTU-CVE-2026-23198

In the Linux kernel, the following vulnerability has been resolved: KVM: Don't clobber irqfd routing type when deassigning irqfd When deassigning a KVMIRQFD, don't clobber the irqfd's copy of the IRQ's routing entry as doing so breaks kvmarchirqbypassdelproducer on x86 and arm64, which explicitly...

CVE-2026-23198

In the Linux kernel, the following vulnerability has been resolved: KVM: Don't clobber irqfd routing type when deassigning irqfd When deassigning a KVMIRQFD, don't clobber the irqfd's copy of the IRQ's routing entry as doing so breaks kvmarchirqbypassdelproducer on x86 and arm64, which explicitly...

CVE-2026-23198

In the Linux kernel, the following vulnerability has been resolved: KVM: Don't clobber irqfd routing type when deassigning irqfd When deassigning a KVMIRQFD, don't clobber the irqfd's copy of the IRQ's routing entry as doing so breaks kvmarchirqbypassdelproducer on x86 and arm64, which explicitly...

CVE-2026-23198: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: KVM: Don't clobber irqfd routing type when deassigning irqfd When deassigning a KVMIRQFD, don't clobber the irqfd's copy of the IRQ's routing entry as doing so breaks kvmarchirqbypassdelproducer on x86 and arm64, which explicitly...

Linux Distros Unpatched Vulnerability : CVE-2026-23198

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: Don't clobber irqfd routing type when deassigning irqfd When deassigning a KVMIRQFD, don't clobber the irqfd's copy of the IRQ's routing entry as doing so...

AlmaLinux 10 : qemu-kvm (ALSA-2026:1831)

The remote AlmaLinux 10 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:1831 advisory. qemu-kvm: VNC WebSocket handshake use-after-free CVE-2025-11234 Tenable has extracted the preceding description block directly from the AlmaLinux security advisor...

Linux Kernel Heap Buffer Overflow DoS

The vulnerability of the kvmgetmode function in the arch/arm64/include/asm/kvmhost.h support module for the 64-bit ARM processor-based Linux operating system is related to operations involving resources after their expiration. Exploiting this vulnerability could allow an attacker to cause a servi...

RHSA-2026:1831 Red Hat Security Advisory: qemu-kvm security update

Bulletin has no description...

RLSA-2026:1831 Moderate: qemu-kvm security 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. Security Fixes: qemu-kvm: VNC WebSocket handshake use-after-free CVE-2025-11234 For more...

qemu-kvm security update

An update is available for qemu-kvm. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Kernel-based Virtual Machine KVM is a full virtualization solution for Linu...

Ubuntu: Security Advisory (USN-8013-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 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...

RockyLinux 10 : qemu-kvm (RLSA-2026:1831)

The remote RockyLinux 10 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:1831 advisory. qemu-kvm: VNC WebSocket handshake use-after-free CVE-2025-11234 Tenable has extracted the preceding description block directly from the RockyLinux security...

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

An update for qemu-kvm is now available for Red Hat Enterprise Linux 10. 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...

qemu-kvm: VNC WebSocket handshake use-after-free

A flaw was found in QEMU. If the QIOChannelWebsock object is freed while it is waiting to complete a handshake, a GSource is leaked. This can lead to the callback firing later on and triggering a use-after-free in the use of the channel. This can be abused by a malicious client with network acces...

RHEL 10 : qemu-kvm (RHSA-2026:1831)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:1831 advisory. Kernel-based Virtual Machine KVM is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the...

Oracle Linux 10 : qemu-kvm (ELSA-2026-1831)

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-1831 advisory. - Resolves: RHEL-120118 CVE-2025-11234 qemu-kvm: VNC WebSocket handshake use-after-free rhel-10.1.z Tenable has extracted the preceding description block...