CVE-2010-0309

Impact:
Moderate
Public Date:
2010-01-07
Bugzilla:
560887: CVE-2010-0309 kvm: cat /dev/port in guest cause the host hang

The MITRE CVE dictionary describes this issue as:

The pit_ioport_read function in the Programmable Interval Timer (PIT) emulation in i8254.c in KVM 83 does not properly use the pit_state data structure, which allows guest OS users to cause a denial of service (host OS crash or hang) by attempting to read the /dev/port file.

Find out more about CVE-2010-0309 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 4.9
Base Metrics AV:L/AC:L/Au:N/C:N/I:N/A:C
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Virtualization Hypervisor 5 (rhev-hypervisor) RHSA-2010:0095 2010-02-09
Red Hat Enterprise Linux Virtualization 5 (kvm) RHSA-2010:0088 2010-02-09

Last Modified

CVE description copyright © 2017, The MITRE Corporation

Close

Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.