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A flaw was found in the QEMU Virtio PCI Bindings (hw/virtio/virtio-pci.c). An improper release and use of the irqfd for vector 0 during the boot process leads to a guest triggerable crash via vhost_net_stop(). This flaw allows a malicious guest to crash the QEMU process on the host.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade qemu | Jul 27, 2026 | Jul 27, 2026 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | May 14, 2024 |
| Suse | — | Upgrade qemu-audio-paUpgrade qemu-extraUpgrade qemu-microvmUpgrade qemu-toolsUpgrade qemu-block-nfsUpgrade qemu-SLOFUpgrade qemu-hw-usb-smartcardUpgrade qemu-hw-display-virtio-gpuUpgrade qemu-hw-display-qxlUpgrade qemu-ui-cursesUpgrade qemu-audio-pipewireUpgrade qemu-linux-userUpgrade qemu-block-dmgUpgrade qemu-x86Upgrade qemu-ui-dbusUpgrade qemu-docUpgrade qemu-hw-usb-hostUpgrade qemu-ivshmem-toolsUpgrade qemuUpgrade qemu-chardev-baumUpgrade qemu-vgabiosUpgrade qemu-hw-display-virtio-gpu-pciUpgrade qemu-block-glusterUpgrade qemu-imgUpgrade qemu-hw-display-virtio-vgaUpgrade qemu-ui-spice-appUpgrade qemu-audio-dbusUpgrade qemu-s390xUpgrade qemu-skibootUpgrade qemu-ppcUpgrade qemu-block-rbdUpgrade qemu-langUpgrade qemu-seabiosUpgrade qemu-ipxeUpgrade qemu-accel-qtestUpgrade qemu-pr-helperUpgrade qemu-ksmUpgrade qemu-ui-spice-coreUpgrade qemu-ui-openglUpgrade qemu-block-curlUpgrade qemu-block-iscsiUpgrade qemu-vhost-user-gpuUpgrade qemu-hw-usb-redirectUpgrade qemu-guest-agentUpgrade qemu-hw-s390x-virtio-gpu-ccwUpgrade qemu-audio-jackUpgrade qemu-audio-spiceUpgrade qemu-ui-gtkUpgrade qemu-chardev-spiceUpgrade qemu-audio-alsaUpgrade qemu-spiceUpgrade qemu-headlessUpgrade qemu-armUpgrade qemu-accel-tcg-x86Upgrade qemu-block-ssh | Nov 29, 2024 | May 14, 2024 |
| Ubuntu | — | Upgrade qemu-system-x86-microvmUpgrade qemu-system-x86-xenUpgrade qemu-system-ppc (Ubuntu Pro)Upgrade qemu-systemUpgrade qemu (Ubuntu Pro)Upgrade qemu-system-s390xUpgrade qemu-system-misc (Ubuntu Pro)Upgrade qemu-system-arm (Ubuntu Pro)Upgrade qemu-system-s390x (Ubuntu Pro)Upgrade qemuUpgrade qemu-system-x86Upgrade qemu-system-armUpgrade qemu-system-ppcUpgrade qemu-system (Ubuntu Pro)Upgrade qemu-system-mipsUpgrade qemu-system-miscUpgrade qemu-system-common (Ubuntu Pro)Upgrade qemu-system-mips (Ubuntu Pro)Upgrade qemu-system-sparc (Ubuntu Pro)Upgrade qemu-system-x86 (Ubuntu Pro)Upgrade qemu-system-xenUpgrade qemu-system-aarch64 (Ubuntu Pro)Upgrade qemu-system-sparc | Nov 11, 2024 | May 14, 2024 |
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