Unrated severityNVD Advisory· Published Sep 22, 2009· Updated Jun 16, 2026
CVE-2009-3290
CVE-2009-3290
Description
The kvm_emulate_hypercall function in arch/x86/kvm/x86.c in KVM in the Linux kernel 2.6.25-rc1, and other versions before 2.6.31, when running on x86 systems, does not prevent access to MMU hypercalls from ring 0, which allows local guest OS users to cause a denial of service (guest kernel crash) and read or write guest kernel memory via unspecified "random addresses."
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- Range: >=2.6.25-rc1, <2.6.31
Patches
Vulnerability mechanics
References
10- patchwork.kernel.org/patch/38926/nvdPatch
- secunia.com/advisories/37105nvdVendor Advisory
- www.redhat.com/support/errata/RHSA-2009-1465.htmlnvdVendor Advisory
- git.kernel.orgnvd
- www.openwall.com/lists/oss-security/2009/09/18/1nvd
- www.openwall.com/lists/oss-security/2009/09/21/1nvd
- www.openwall.com/lists/oss-security/2009/09/22/8nvd
- www.ubuntu.com/usn/USN-852-1nvd
- bugzilla.redhat.com/show_bug.cginvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11328nvd
News mentions
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