Linux Kernel KVM CVE-2014-7842 Local Denial of Service Vulnerability
BID:71078
Info
Linux Kernel KVM CVE-2014-7842 Local Denial of Service Vulnerability
| Bugtraq ID: | 71078 |
| Class: | Race Condition Error |
| CVE: |
CVE-2014-7842 |
| Remote: | No |
| Local: | Yes |
| Published: | Nov 13 2014 12:00AM |
| Updated: | Jul 05 2016 09:29PM |
| Credit: | Nadav Amit |
| Vulnerable: |
Ubuntu Ubuntu Linux 12.04 LTS i386 Ubuntu Ubuntu Linux 12.04 LTS amd64 SuSE SUSE Linux Enterprise Server Unsupported Extras 11 Oracle Linux 5 Oracle Linux 0 Linux kernel |
| Not Vulnerable: | |
Discussion
Linux Kernel KVM CVE-2014-7842 Local Denial of Service Vulnerability
The Linux kernel is prone to a local denial-of-service vulnerability.
Local attackers can exploit this issue to cause a denial-of-service condition.
The Linux kernel is prone to a local denial-of-service vulnerability.
Local attackers can exploit this issue to cause a denial-of-service condition.
Exploit / POC
Linux Kernel KVM CVE-2014-7842 Local 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].
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].
Solution / Fix
Linux Kernel KVM CVE-2014-7842 Local Denial of Service Vulnerability
Solution:
Updates are available. Please see the references or vendor advisory for more information.
Mandriva Business Server 1 X86 64
Solution:
Updates are available. Please see the references or vendor advisory for more information.
Mandriva Business Server 1 X86 64
-
Mandriva cpupower-3.4.105-2.1.mbs1.x86_64.rpm
http://www.mandriva.com/en/downloads/ -
Mandriva kernel-firmware-3.4.105-2.1.mbs1.noarch.rpm
http://www.mandriva.com/en/downloads/ -
Mandriva kernel-headers-3.4.105-2.1.mbs1.x86_64.rpm
http://www.mandriva.com/en/downloads/ -
Mandriva kernel-server-3.4.105-2.1.mbs1.x86_64.rpm
http://www.mandriva.com/en/downloads/ -
Mandriva kernel-server-devel-3.4.105-2.1.mbs1.x86_64.rpm
http://www.mandriva.com/en/downloads/ -
Mandriva kernel-source-3.4.105-2.mbs1.noarch.rpm
http://www.mandriva.com/en/downloads/ -
Mandriva lib64cpupower-devel-3.4.105-2.1.mbs1.x86_64.rpm
http://www.mandriva.com/en/downloads/ -
Mandriva lib64cpupower0-3.4.105-2.1.mbs1.x86_64.rpm
http://www.mandriva.com/en/downloads/ -
Mandriva perf-3.4.105-2.1.mbs1.x86_64.rpm
http://www.mandriva.com/en/downloads/
References
Linux Kernel KVM CVE-2014-7842 Local Denial of Service Vulnerability
References:
References:
- Bug 1163762 - (CVE-2014-7842) CVE-2014-7842 kernel: kvm: reporting emulation fai (Red Hat Bugzilla)
- KVM: x86: Don't report guest userspace emulation error to userspace (Linux)
- KVM: X86: Don't report L2 emulation failures to user-space (Linux)
- Linux kernel Homepage (kernel.org)
- Oracle Linux Bulletin - January 2016 (Oracle)
- Ref: linuxbulletinoct2015-2719645 Oracle Linux Bulletin - October 2015 Revision (Oracle)