The qemuAgentCommand function in libvirt before 1.1.1, when a guest agent is not configured, allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via vectors related to "agent based cpu (un)plug," as demonstrated by the "virsh vcpucount foobar --guest" command.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade libvirt | Jul 30, 2024 | Sep 30, 2013 |
| Suse | — | Upgrade libvirt-daemon-driver-storage-diskUpgrade libvirt-daemon-xenUpgrade libvirtUpgrade libvirt-client-32bitUpgrade libvirt-daemon-driver-storage-mpathUpgrade libvirt-clientUpgrade libvirt-daemon-driver-networkUpgrade libvirt-daemon-driver-libxlUpgrade libvirt-daemon-driver-secretUpgrade libvirt-daemon-driver-storage-coreUpgrade libvirt-daemon-driver-nwfilterUpgrade libvirt-lock-sanlockUpgrade libvirt-daemon-driver-lxcUpgrade libvirt-nssUpgrade libvirt-adminUpgrade libvirt-daemon-driver-storageUpgrade libvirt-daemon-driver-qemuUpgrade libvirt-daemon-driver-storage-iscsiUpgrade libvirt-daemon-driver-storage-scsiUpgrade libvirt-daemon-lxcUpgrade libvirt-daemon-config-nwfilterUpgrade libvirt-daemonUpgrade libvirt-daemon-driver-storage-logicalUpgrade libvirt-libsUpgrade libvirt-daemon-hooksUpgrade libvirt-daemon-qemuUpgrade libvirt-daemon-driver-storage-rbdUpgrade libvirt-daemon-driver-interfaceUpgrade libvirt-daemon-driver-nodedevUpgrade libvirt-docUpgrade libvirt-daemon-config-networkUpgrade libvirt-devel | Aug 9, 2024 | Sep 30, 2013 |
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub