Linux Kernel KVM 'kvm_apic_has_events()' Function Denial of Service Vulnerability

Bugtraq ID:	75142
Class:	Failure to Handle Exceptional Conditions
CVE:	CVE-2015-4692
Remote:	Yes
Local:	No
Published:	Jun 10 2015 12:00AM
Updated:	Feb 11 2016 07:48AM
Credit:	Petr Matousek
Vulnerable:	Ubuntu Ubuntu Linux 12.04 LTS i386 Ubuntu Ubuntu Linux 12.04 LTS amd64 Linux kernel 3.3.5 Linux kernel 3.3.4 Linux kernel 3.3.2 Linux kernel 3.2.13 Linux kernel 3.2.9 Linux kernel 3.2.1 Linux kernel 3.1.8 Linux kernel 3.0.5 Linux kernel 3.0.4 Linux kernel 3.0.2 Linux kernel 3.0.1 Linux kernel 3.2.2 Linux kernel 3.0.18 Linux kernel 3.0 Debian Linux 6.0 sparc Debian Linux 6.0 s/390 Debian Linux 6.0 powerpc Debian Linux 6.0 mips Debian Linux 6.0 ia-64 Debian Linux 6.0 ia-32 Debian Linux 6.0 arm Debian Linux 6.0 amd64
Not Vulnerable:

Linux Kernel KVM 'kvm_apic_has_events()' Function Denial of Service Vulnerability

The Linux Kernel is prone to a denial-of-service vulnerability.

Attackers can exploit this issue to crash the system, denying service to legitimate users.

Linux Kernel KVM 'kvm_apic_has_events()' Function Denial of Service Vulnerability

Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Linux Kernel KVM 'kvm_apic_has_events()' Function Denial of Service Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

Linux Kernel KVM 'kvm_apic_has_events()' Function Denial of Service Vulnerability

References:

• Linux kernel Homepage (kernel.org)