Vulnerability Details : CVE-2009-2287

The kvm_arch_vcpu_ioctl_set_sregs function in the KVM in Linux kernel 2.6 before 2.6.30, when running on x86 systems, does not validate the page table root in a KVM_SET_SREGS call, which allows local users to cause a denial of service (crash or hang) via a crafted cr3 value, which triggers a NULL pointer dereference in the gfn_to_rmap function.
Vulnerability category: Memory CorruptionDenial of service
Published 2009-07-01 13:00:02
Updated 2020-08-19 19:41:57
Source MITRE
View at NVD,   CVE.org

Threat overview for CVE-2009-2287

Top countries where our scanners detected CVE-2009-2287
Top open port discovered on systems with this issue 52869
IPs affected by CVE-2009-2287 14,950
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2009-2287!
*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-2009-2287

Probability of exploitation activity in the next 30 days: 0.04%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 6 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2009-2287

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Source
4.9
MEDIUM AV:L/AC:L/Au:N/C:N/I:N/A:C
3.9
6.9
nvd@nist.gov

CWE ids for CVE-2009-2287

  • A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.
    Assigned by: nvd@nist.gov (Primary)

Vendor statements for CVE-2009-2287

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