CVE-2009-3290
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."
Key facts
- CVSS score
- 7.2 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:L/AC:L/Au:N/C:C/I:C/A:C- Weakness (CWE)
- CWE-399
- EPSS score
- 0.4% (34th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2009-3272)
- Published
- September 22, 2009
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2009-3272 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- linux / linux kernel
- linux / linux kernel
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=07708c4af1346ab1521b26a202f438366b7bcffd
- http://patchwork.kernel.org/patch/38926/(Patch)
- http://secunia.com/advisories/37105(Vendor Advisory)
- http://www.openwall.com/lists/oss-security/2009/09/18/1
- http://www.openwall.com/lists/oss-security/2009/09/21/1
- http://www.openwall.com/lists/oss-security/2009/09/22/8
- http://www.redhat.com/support/errata/RHSA-2009-1465.html(Vendor Advisory)
- http://www.ubuntu.com/usn/USN-852-1
- https://bugzilla.redhat.com/show_bug.cgi?id=524124
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11328
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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