CVE-2013-4236: VDSM in Red Hat Enterprise Virtualization 3 and 3.2 allows privileged guest users to cause the host to beco...

Security readout for executives and security teams

This issue can let a privileged user inside a virtual machine disrupt how the virtualization host reports to the management server. The host may become unavailable to management, creating operational disruption rather than direct data theft evidence. The source bundle does not provide CVSS, KEV listing, or confirmed active exploitation. Exposure is most likely in legacy Red Hat Enterprise Virtualization 3 or 3.2 environments running affected VDSM components with guest agents enabled. Modern or unsupported inventory status is not established by the source bundle. Treat this as a legacy virtualization availability risk. It deserves attention where RHEV 3 or 3.2 still supports business workloads, but the source bundle does not justify emergency response without confirmed exposure. Mitigation focus: Review Red Hat RHSA-2013:1155 for applicable VDSM updates.; Confirm deployed VDSM includes the referenced oVirt fix.; Prioritize retirement or isolation of RHEV 3 and 3.2 systems..

Prepared

Jun 14, 2026, 21:50 UTC (UTC+00:00)

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