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CVE
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CVE-2009-4004Date: (C)2009-11-19   (M)2018-02-19


Buffer overflow in the kvm_vcpu_ioctl_x86_setup_mce function in arch/x86/kvm/x86.c in the KVM subsystem in the Linux kernel before 2.6.32-rc7 allows local users to cause a denial of service (memory corruption) or possibly gain privileges via a KVM_X86_SETUP_MCE IOCTL request that specifies a large number of Machine Check Exception (MCE) banks.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : CVSS Score : 7.2
Exploit Score: Exploit Score: 3.9
Impact Score: Impact Score: 10.0
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: Access Vector: LOCAL
Attack Complexity: Access Complexity: LOW
Privileges Required: Authentication: NONE
User Interaction: Confidentiality: COMPLETE
Scope: Integrity: COMPLETE
Confidentiality: Availability: COMPLETE
Integrity:  
Availability:  
  
Reference:
BID-37035
SECUNIA-37357
ADV-2009-3267
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a9e38c3e01ad242fe2a625354cf065c34b01e3aa
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc7
kernel-kvmvcpuioctl-privilege-escalation(54302)

CPE    423
cpe:/o:linux:linux_kernel:2.6.25.20
cpe:/o:linux:linux_kernel:2.4.35.2
cpe:/o:linux:linux_kernel:2.6.19.2
cpe:/o:linux:linux_kernel:2.6.19.3
...
CWE    1
CWE-119

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