CVE-2009-4004

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.

• CWE-119

• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a9e38c3e01ad242fe2a625354cf065c34b01e3aa
• http://secunia.com/advisories/37357Broken Link, Vendor Advisory
• http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc7Broken Link
• http://www.securityfocus.com/bid/37035Third Party Advisory, VDB Entry
• http://www.vupen.com/english/advisories/2009/3267Broken Link
• https://exchange.xforce.ibmcloud.com/vulnerabilities/54302Third Party Advisory, VDB Entry
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a9e38c3e01ad242fe2a625354cf065c34b01e3aa
• http://secunia.com/advisories/37357Broken Link, Vendor Advisory
• http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc7Broken Link
• http://www.securityfocus.com/bid/37035Third Party Advisory, VDB Entry
• http://www.vupen.com/english/advisories/2009/3267Broken Link
• https://exchange.xforce.ibmcloud.com/vulnerabilities/54302Third Party Advisory, VDB Entry

Published

Nov 20, 2009

Last Modified

Jun 16, 2026

Status

Modified

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