RLSA-2026:1831

Synopsis

Moderate: qemu-kvm security update

Description

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 Fix(es):

* qemu-kvm: VNC WebSocket handshake use-after-free (CVE-2025-11234)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected products

Rocky Linux 10 aarch64 Rocky Linux 10 ppc64le Rocky Linux 10 s390x Rocky Linux 10 x86_64

Fixes

2401209

CVEs

CVE-2025-11234

Affected packages

Rocky Linux 10 aarch64 - AppStream

qemu-kvm-device-display-virtio-gpu-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-device-usb-host-debuginfo-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-audio-pa-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-device-usb-redirect-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-block-rbd-debuginfo-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-device-usb-host-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-tools-debuginfo-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-debugsource-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-docs-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-pr-helper-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-guest-agent-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-device-display-virtio-gpu-pci-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-device-display-virtio-gpu-debuginfo-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-tools-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-guest-agent-debuginfo-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-pr-helper-debuginfo-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-core-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-device-display-virtio-gpu-pci-debuginfo-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-img-debuginfo-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-block-curl-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-block-curl-debuginfo-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-block-rbd-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-device-usb-redirect-debuginfo-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-common-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-common-debuginfo-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-img-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-block-blkio-debuginfo-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-block-blkio-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-audio-pa-debuginfo-18:10.0.0-14.el10_1.5.aarch64.rpm qemu-kvm-18:10.0.0-14.el10_1.5.src.rpm qemu-kvm-core-debuginfo-18:10.0.0-14.el10_1.5.aarch64.rpm

Rocky Linux 10 s390x - AppStream

qemu-kvm-common-debuginfo-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-tools-debuginfo-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-device-display-virtio-gpu-debuginfo-18:10.0.0-14.el10_1.5.s390x.rpm qemu-img-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-device-display-virtio-gpu-ccw-debuginfo-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-device-usb-host-debuginfo-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-block-rbd-debuginfo-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-audio-pa-debuginfo-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-block-curl-debuginfo-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-audio-pa-18:10.0.0-14.el10_1.5.s390x.rpm qemu-guest-agent-debuginfo-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-block-blkio-debuginfo-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-core-debuginfo-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-tools-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-block-curl-18:10.0.0-14.el10_1.5.s390x.rpm qemu-guest-agent-18:10.0.0-14.el10_1.5.s390x.rpm qemu-pr-helper-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-docs-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-device-display-virtio-gpu-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-device-display-virtio-gpu-ccw-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-block-blkio-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-18:10.0.0-14.el10_1.5.s390x.rpm qemu-img-debuginfo-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-core-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-device-usb-host-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-18:10.0.0-14.el10_1.5.src.rpm qemu-kvm-common-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-debugsource-18:10.0.0-14.el10_1.5.s390x.rpm qemu-kvm-block-rbd-18:10.0.0-14.el10_1.5.s390x.rpm qemu-pr-helper-debuginfo-18:10.0.0-14.el10_1.5.s390x.rpm

Rocky Linux 10 x86_64 - AppStream

qemu-kvm-block-curl-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-device-usb-host-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-tools-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-common-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-pr-helper-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-guest-agent-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-ui-egl-headless-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-device-display-virtio-gpu-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-ui-opengl-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-audio-pa-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-pr-helper-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-device-display-virtio-gpu-pci-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-device-display-virtio-gpu-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-block-rbd-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-block-blkio-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-device-usb-redirect-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-img-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-device-display-virtio-gpu-pci-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-ui-egl-headless-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-audio-pa-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-ui-opengl-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-tools-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-core-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-block-blkio-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-core-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-device-usb-host-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-guest-agent-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-device-display-virtio-vga-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-device-display-virtio-vga-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-docs-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-block-curl-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-18:10.0.0-14.el10_1.5.src.rpm qemu-img-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-block-rbd-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-debugsource-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-device-usb-redirect-debuginfo-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-common-18:10.0.0-14.el10_1.5.x86_64.rpm qemu-kvm-18:10.0.0-14.el10_1.5.x86_64.rpm

Rocky Linux 10 ppc64le - AppStream

qemu-guest-agent-debuginfo-18:10.0.0-14.el10_1.5.ppc64le.rpm qemu-kvm-debugsource-18:10.0.0-14.el10_1.5.ppc64le.rpm qemu-img-debuginfo-18:10.0.0-14.el10_1.5.ppc64le.rpm qemu-guest-agent-18:10.0.0-14.el10_1.5.ppc64le.rpm qemu-img-18:10.0.0-14.el10_1.5.ppc64le.rpm qemu-kvm-18:10.0.0-14.el10_1.5.src.rpm