CVE-2016-9101: Memory leak in hw/net/eepro100.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause...

Security readout for executives and security teams

This QEMU issue can let an administrator inside a guest VM crash or exhaust memory in the QEMU process by abusing an emulated PRO100 network device. The main business impact is denial of service for affected virtual machines, not data theft or host takeover based on the provided sources. Exposure is most likely on virtualization hosts running QEMU with guests using the emulated i8255x/PRO100 eepro100 NIC, especially where guest administrators are untrusted. Treat this as a targeted availability risk for QEMU environments, not a broad internet-facing emergency. Prioritize patching hosts that run untrusted or tenant-controlled guest systems. Mitigation focus: Apply relevant QEMU security updates from your OS or virtualization vendor.; Check openSUSE, Gentoo, Debian, or equivalent vendor advisories for fixed packages.; Avoid assigning i8255x/PRO100 emulated NICs to untrusted guests until patched..

Prepared

Jun 13, 2026, 13:16 UTC (UTC+00:00)

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