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.
References
Configurations
Configuration 1 (hide)
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Information
Published : 2009-10-30 13:30
Updated : 2023-02-12 17:17
NVD link : CVE-2009-3722
Mitre link : CVE-2009-3722
JSON object : View
CWE
CWE-264
Permissions, Privileges, and Access Controls
Products Affected
linux
- linux_kernel