CVE-2009-3722
The MITRE CVE dictionary describes this issue as:
The handle_dr function in arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel before 2.6.31.1 does not properly verify the Current Privilege Level (CPL) before accessing a debug register, which allows guest OS users to cause a denial of service (trap) on the host OS via a crafted application.
Find out more about CVE-2009-3722 from the MITRE CVE dictionary dictionary and NIST NVD.
Statement
Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2009-3722
The Red Hat Security Response Team has rated this issue as having moderate security impact, a future update will address this flaw.
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 Linux Virtualization 5 (kvm) | RHSA-2010:0126 | 2010-03-01 |
| Red Hat Enterprise Virtualization Hypervisor 5 (rhev-hypervisor) | RHSA-2010:0172 | 2010-03-24 |
CVE description copyright © 2017, The MITRE Corporation