Vulnerability Details : CVE-2009-3722

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.
Published 2009-10-30 20:30:00
Updated 2023-02-13 01:17:50
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Denial of service

Products affected by CVE-2009-3722

Threat overview for CVE-2009-3722

Top countries where our scanners detected CVE-2009-3722
Top open port discovered on systems with this issue 52869
IPs affected by CVE-2009-3722 235,060
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2009-3722!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2009-3722

EPSS FAQ
0.31%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 66 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2009-3722

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.1
 HIGH AV:N/AC:M/Au:N/C:N/I:N/A:C
8.6
6.9
 NIST

CWE ids for CVE-2009-3722

  • Assigned by: nvd@nist.gov (Primary)

Vendor statements for CVE-2009-3722

  • Red Hat 2010-02-11
    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.

References for CVE-2009-3722

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