CVE-2017-9310: QEMU (aka Quick Emulator), when built with the e1000e NIC emulation support, allows local guest OS privileg...

Security readout for executives and security teams

CVE-2017-9310 is an availability risk in QEMU’s e1000e network card emulation. A privileged user inside a guest VM could make the QEMU process enter an infinite loop, disrupting that VM and potentially host resources tied to it. The source bundle does not show active exploitation. Exposure is most likely on virtualization hosts running QEMU with e1000e NIC emulation available and assigned to guest VMs. Systems not using QEMU, not building e1000e support, or not presenting e1000e devices to guests are less likely exposed. Handle through normal virtualization patch management, with higher urgency for shared or customer-controlled VM environments. This is not presented as remote code execution, but a guest-to-hypervisor availability issue can still affect service reliability. Mitigation focus: Apply QEMU or distribution security updates referenced by vendor advisories.; Review Debian, Gentoo, Red Hat, and QEMU guidance for affected package versions.; Limit e1000e NIC exposure to untrusted guests where vendor-supported alternatives exist..

Prepared

Jun 13, 2026, 04:43 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.