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The xhci_ring_fetch function in hw/usb/hcd-xhci.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) by leveraging failure to limit the number of link Transfer Request Blocks (TRB) to process.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade qemu | Aug 22, 2024 | Nov 4, 2016 |
| Debian | — | Upgrade qemu-kvmUpgrade qemu | Mar 31, 2017 | Oct 25, 2016 |
| Gentoo Linux | — | Upgrade app-emulation/qemu. | Oct 30, 2017 | Nov 4, 2016 |
| Huawei Euleros 2_0_sp2 | — | Upgrade qemu-kvmUpgrade qemu-kvm-commonUpgrade qemu-img | Dec 4, 2019 | Nov 4, 2016 |
| Huawei Euleros 2_0_sp3 | — | Upgrade qemu-kvmUpgrade qemu-imgUpgrade qemu-kvm-common | Apr 16, 2020 | Nov 4, 2016 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Oct 6, 2016 |
| Suse | — | Upgrade qemu-s390Upgrade qemu-x86Upgrade qemu-skibootUpgrade qemu-kvmUpgrade xen-doc-htmlUpgrade qemu-chardev-baumUpgrade xen-kmp-defaultUpgrade qemu-ipxeUpgrade xen-kmp-paeUpgrade xen-tools-domUUpgrade qemu-audio-alsaUpgrade xen-libsUpgrade qemu-ui-spice-appUpgrade qemu-ksmUpgrade xen-libs-32bitUpgrade qemu-seabiosUpgrade qemu-block-curlUpgrade qemu-ui-cursesUpgrade qemu-block-iscsiUpgrade qemu-microvmUpgrade qemu-ui-gtkUpgrade qemu-audio-spiceUpgrade qemu-hw-usb-redirectUpgrade qemu-sgabiosUpgrade qemu-ui-spice-coreUpgrade qemu-langUpgrade qemu-vgabiosUpgrade qemu-hw-display-virtio-gpu-pciUpgrade qemu-s390xUpgrade qemuUpgrade kvmUpgrade qemu-hw-s390x-virtio-gpu-ccwUpgrade qemu-hw-display-qxlUpgrade xenUpgrade qemu-toolsUpgrade qemu-ui-openglUpgrade qemu-ppcUpgrade qemu-block-sshUpgrade qemu-chardev-spiceUpgrade xen-toolsUpgrade qemu-block-rbdUpgrade qemu-hw-display-virtio-gpuUpgrade xen-develUpgrade qemu-hw-display-virtio-vgaUpgrade qemu-guest-agentUpgrade qemu-audio-ossUpgrade qemu-audio-paUpgrade qemu-arm | Nov 23, 2016 | Nov 4, 2016 |
| Ubuntu | — | Upgrade qemu-system-mipsUpgrade qemu-system-miscUpgrade qemu-system-s390xUpgrade qemu-system-ppcUpgrade qemu-system-aarch64Upgrade qemu-system-x86Upgrade qemu-system-armUpgrade qemu-systemUpgrade qemu-system-sparcUpgrade qemu-kvm | Nov 9, 2016 | Nov 4, 2016 |
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