Summary
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.
Additional Changes:
For detailed information on changes in this release, see the AlmaLinuxRelease Notes linked from the References section.
Fixed packages 20
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux · 9 | qemu-guest-agent | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-img | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm-audio-pa | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm-block-blkio | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm-block-curl | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm-block-rbd | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm-common | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm-core | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm-device-display-virtio-gpu | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm-device-display-virtio-gpu-ccw | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm-device-display-virtio-gpu-pci | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm-device-display-virtio-vga | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm-device-usb-host | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm-device-usb-redirect | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm-docs | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm-tools | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm-ui-egl-headless | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-kvm-ui-opengl | 17:10.1.0-17.el9_8.alma.1 |
| AlmaLinux · 9 | qemu-pr-helper | 17:10.1.0-17.el9_8.alma.1 |
Vulnerabilities 1
-
High 7.5
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…