CVEvulnerability
CVE-2009-4004
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2009-11-20
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C
- Weaknesses
- CWE-119
Description
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.
Affected configurations
• linux linux kernel (<= 2.6.31.14)
• linux linux kernel 2.6.32
Related
Weakness · CWE (1)
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a9e38c3e01ad242fe2a625354cf065c34b01e3aa git.kernel.org
- http://secunia.com/advisories/37357 Broken Link, Vendor Advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc7 Broken Link
- http://www.securityfocus.com/bid/37035 Third Party Advisory, VDB Entry
- http://www.vupen.com/english/advisories/2009/3267 Broken Link
- https://exchange.xforce.ibmcloud.com/vulnerabilities/54302 Third Party Advisory, VDB Entry
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a9e38c3e01ad242fe2a625354cf065c34b01e3aa git.kernel.org
- http://secunia.com/advisories/37357 Broken Link, Vendor Advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc7 Broken Link
- http://www.securityfocus.com/bid/37035 Third Party Advisory, VDB Entry
- http://www.vupen.com/english/advisories/2009/3267 Broken Link
- https://exchange.xforce.ibmcloud.com/vulnerabilities/54302 Third Party Advisory, VDB Entry