An assertion failure issue was found in the Network Block Device(NBD) Server in all QEMU versions before QEMU 5.0.1. This flaw occurs when an nbd-client sends a spec-compliant request that is near the boundary of maximum permitted request length. A remote nbd-client could use this flaw to crash the qemu-nbd server resulting in a denial of service.
CVSS Details
- CVSS 3.1 Base Score: 5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | debian-upgrade-qemu | Jul 30, 2024 | Jun 9, 2020 | |
| Gentoo Linux | gentoo-linux-upgrade-app-emulation-qemu | Nov 12, 2020 | Jun 9, 2020 | |
| Huawei Euleros 2_0_sp8 | huawei-euleros-2_0_sp8-upgrade-qemu-img | Nov 3, 2020 | Jun 9, 2020 | |
| Redhat_linux | no-fix-redhat-rpm-package | Jul 9, 2025 | Jun 9, 2020 | |
| Suse | — | suse-upgrade-qemususe-upgrade-qemu-armsuse-upgrade-qemu-audio-alsasuse-upgrade-qemu-audio-pasuse-upgrade-qemu-audio-sdlsuse-upgrade-qemu-audio-spicesuse-upgrade-qemu-block-curlsuse-upgrade-qemu-block-dmgsuse-upgrade-qemu-block-glustersuse-upgrade-qemu-block-iscsisuse-upgrade-qemu-block-nfssuse-upgrade-qemu-block-rbdsuse-upgrade-qemu-block-sshsuse-upgrade-qemu-chardev-baumsuse-upgrade-qemu-chardev-spicesuse-upgrade-qemu-extrasuse-upgrade-qemu-guest-agentsuse-upgrade-qemu-hw-display-qxlsuse-upgrade-qemu-hw-display-virtio-gpususe-upgrade-qemu-hw-display-virtio-gpu-pcisuse-upgrade-qemu-hw-display-virtio-vgasuse-upgrade-qemu-hw-s390x-virtio-gpu-ccwsuse-upgrade-qemu-hw-usb-redirectsuse-upgrade-qemu-ipxesuse-upgrade-qemu-ksmsuse-upgrade-qemu-kvmsuse-upgrade-qemu-langsuse-upgrade-qemu-linux-usersuse-upgrade-qemu-microvmsuse-upgrade-qemu-ppcsuse-upgrade-qemu-s390suse-upgrade-qemu-s390xsuse-upgrade-qemu-seabiossuse-upgrade-qemu-sgabiossuse-upgrade-qemu-skibootsuse-upgrade-qemu-testsuitesuse-upgrade-qemu-toolssuse-upgrade-qemu-ui-cursessuse-upgrade-qemu-ui-gtksuse-upgrade-qemu-ui-openglsuse-upgrade-qemu-ui-sdlsuse-upgrade-qemu-ui-spice-appsuse-upgrade-qemu-ui-spice-coresuse-upgrade-qemu-vgabiossuse-upgrade-qemu-vhost-user-gpususe-upgrade-qemu-x86 | Jul 29, 2020 | Jun 9, 2020 |
| Ubuntu | ubuntu-upgrade-qemuubuntu-upgrade-qemu-systemubuntu-upgrade-qemu-system-armubuntu-upgrade-qemu-system-mipsubuntu-upgrade-qemu-system-ppcubuntu-upgrade-qemu-system-s390xubuntu-upgrade-qemu-system-sparcubuntu-upgrade-qemu-system-x86ubuntu-upgrade-qemu-system-x86-microvmubuntu-upgrade-qemu-system-x86-xen | Aug 20, 2020 | Jun 9, 2020 |
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