The virtqueue_map_desc function in hw/virtio/virtio.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) via a large I/O descriptor buffer length value.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade qemu | Jul 30, 2024 | Dec 10, 2016 |
| Gentoo Linux | — | Upgrade app-emulation/qemu. | Oct 30, 2017 | Dec 9, 2016 |
| Suse | — | Upgrade qemu-hw-usb-redirectUpgrade qemu-ui-cursesUpgrade qemu-vgabiosUpgrade qemu-audio-alsaUpgrade qemu-hw-s390x-virtio-gpu-ccwUpgrade qemu-kvmUpgrade qemu-ui-gtkUpgrade qemu-audio-paUpgrade qemu-block-iscsiUpgrade qemu-block-curlUpgrade qemu-sgabiosUpgrade qemu-ui-spice-coreUpgrade qemu-x86Upgrade qemu-seabiosUpgrade qemu-guest-agentUpgrade qemu-s390Upgrade qemu-ppcUpgrade qemu-chardev-baumUpgrade qemu-microvmUpgrade qemu-ksmUpgrade qemu-block-rbdUpgrade qemu-toolsUpgrade qemu-armUpgrade qemu-ipxeUpgrade qemu-hw-display-qxlUpgrade qemu-hw-display-virtio-vgaUpgrade qemu-skibootUpgrade qemu-ui-openglUpgrade qemu-ui-spice-appUpgrade qemu-hw-display-virtio-gpuUpgrade qemu-block-sshUpgrade qemu-audio-spiceUpgrade qemu-langUpgrade qemu-chardev-spiceUpgrade qemu-audio-ossUpgrade qemu-s390xUpgrade qemuUpgrade qemu-hw-display-virtio-gpu-pci | Nov 23, 2016 | Nov 22, 2016 |
| Ubuntu | — | Upgrade qemu-systemUpgrade qemu-system-s390xUpgrade qemu-system-sparcUpgrade qemu-system-mipsUpgrade qemu-system-aarch64Upgrade qemu-system-miscUpgrade qemu-kvmUpgrade qemu-system-x86Upgrade qemu-system-armUpgrade qemu-system-ppc | Nov 9, 2016 | Nov 9, 2016 |
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