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Vulnerability Details : CVE-2015-5307

The KVM subsystem in the Linux kernel through 4.2.6, and Xen 4.3.x through 4.6.x, allows guest OS users to cause a denial of service (host OS panic or hang) by triggering many #AC (aka Alignment Check) exceptions, related to svm.c and vmx.c.
Publish Date : 2015-11-16 Last Update Date : 2017-05-23
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 399

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2015:2552: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20152552 unix
RHSA-2015:2636: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20152636 unix
RHSA-2015:2645: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20152645 unix
RHSA-2016:0004: kernel security update (Important) oval:com.redhat.rhsa:def:20160004 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2015-5307

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel 4.2.3 Version Details Vulnerabilities
2 Application Oracle Vm Virtualbox 4.0.34 Version Details Vulnerabilities
3 Application Oracle Vm Virtualbox 4.1.42 Version Details Vulnerabilities
4 Application Oracle Vm Virtualbox 4.2.34 Version Details Vulnerabilities
5 Application Oracle Vm Virtualbox 4.3.29 Version Details Vulnerabilities
6 Application Oracle Vm Virtualbox 5.0.8 Version Details Vulnerabilities
7 OS XEN XEN 4.3.0 Version Details Vulnerabilities
8 OS XEN XEN 4.3.1 Version Details Vulnerabilities
9 OS XEN XEN 4.3.2 Version Details Vulnerabilities
10 OS XEN XEN 4.3.3 Version Details Vulnerabilities
11 OS XEN XEN 4.3.4 Version Details Vulnerabilities
12 OS XEN XEN 4.4.0 Version Details Vulnerabilities
13 OS XEN XEN 4.4.1 Version Details Vulnerabilities
14 OS XEN XEN 4.4.2 Version Details Vulnerabilities
15 OS XEN XEN 4.4.3 Version Details Vulnerabilities
16 OS XEN XEN 4.5.0 Version Details Vulnerabilities
17 OS XEN XEN 4.5.1 Version Details Vulnerabilities
18 OS XEN XEN 4.5.2 Version Details Vulnerabilities
19 OS XEN XEN 4.6.0 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 1
Oracle Vm Virtualbox 5

- References For CVE-2015-5307 CONFIRM CONFIRM
SECTRACK 1034105
BID 77528 Linux Kernel CVE-2015-5307 Denial of Service Vulnerability Release Date:2017-04-17 CONFIRM CONFIRM CONFIRM CONFIRM CONFIRM
MLIST [oss-security] 20151110 Re: CVE-2015-5307 kernel: kvm: guest to host DoS by triggering an infinite loop in microcode via #AC exception
FEDORA FEDORA-2015-668d213dc3
FEDORA FEDORA-2015-394835a3f6
SUSE SUSE-SU-2015:2108
SUSE SUSE-SU-2015:2194
SUSE SUSE-SU-2015:2339
SUSE SUSE-SU-2015:2350
SUSE SUSE-SU-2016:0354
SUSE SUSE-SU-2016:2074
SUSE openSUSE-SU-2015:2232
SUSE openSUSE-SU-2015:2250
REDHAT RHSA-2015:2636
REDHAT RHSA-2015:2645
FEDORA FEDORA-2015-f150b2a8c8

- Metasploit Modules Related To CVE-2015-5307

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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