Linux Kernel KVM 'apic _ terter_id () 'Function Denial of Service Vulnerability

Release date:
Updated on:

Affected Systems:
Linux kernel <3.12.2
Description:
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Bugtraq id: 64319
CVE (CAN) ID: CVE-2013-6376

Linux Kernel is the Kernel of the Linux operating system.

In versions earlier than Linux kernel 3.12.5, arch/x86/kvm/lapic. c has a security vulnerability in the implementation of the recalculate_apic_map function. This vulnerability allows local users to perform write operations in the x2apic mode, causing system denial of service.

<* Source: Lars Bull
*>

Suggestion:
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Vendor patch:

Linux
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The vendor has released a patch to fix this security problem. Please download it from the vendor's homepage:

Http://www.kernel.org/
Http://www.nist.gov/cgi-bin/exit_nist.cgi? Url = https % 3A % 2F % 2Fgithub.com % 2 Ftorvalds % 2 Flinux % 2 Fcommit % 2f17d68b763f09a9ce%ae23eb62c9ef%b69271
Http://www.nist.gov/cgi-bin/exit_nist.cgi? Url = http % 3A % 2F % 2Fgit.kernel.org % 2F % 3Fp % 3 Dlinux % 2 Fkernel % 2 Fgit % 2 Ftorvalds % 2Flinux-2.6.git % 3Ba % 3 Dcommit % 3Bh % limit
Http://www.nist.gov/cgi-bin/exit_nist.cgi? Url = https % 3A % 2F % 2Fbugzilla.redhat.com % 2Fshow_bug.cgi % 3Fid % 3D1033106

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