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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History
21 Nov 2024, 01:08
Type | Values Removed | Values Added |
---|---|---|
References | () http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0a79b009525b160081d75cef5dbf45817956acf2Â - | |
References | () http://marc.info/?l=oss-security&m=125678631403558&w=2Â - | |
References | () http://marc.info/?l=oss-security&m=125680666827148&w=2Â - | |
References | () http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.30.9Â - Vendor Advisory | |
References | () http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.31.1Â - Vendor Advisory | |
References | () http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc1Â - Vendor Advisory | |
References | () http://www.mandriva.com/security/advisories?name=MDVSA-2010:198Â - | |
References | () http://www.redhat.com/support/errata/RHSA-2010-0126.html - | |
References | () http://www.securityfocus.com/bid/37221Â - | |
References | () http://www.ubuntu.com/usn/usn-864-1Â - | |
References | () https://bugzilla.redhat.com/show_bug.cgi?id=531660Â - | |
References | () https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9892Â - |
Information
Published : 2009-10-30 20:30
Updated : 2024-11-21 01:08
NVD link : CVE-2009-3722
Mitre link : CVE-2009-3722
CVE.ORG link : CVE-2009-3722
JSON object : View
Products Affected
linux
- linux_kernel
CWE
CWE-264
Permissions, Privileges, and Access Controls