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Vulnerability Details : CVE-2014-8106

Heap-based buffer overflow in the Cirrus VGA emulator (hw/display/cirrus_vga.c) in QEMU before 2.2.0 allows local guest users to execute arbitrary code via vectors related to blit regions. NOTE: this vulnerability exists because an incomplete fix for CVE-2007-1320.
Publish Date : 2014-12-08 Last Update Date : 2017-09-07
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- CVSS Scores & Vulnerability Types

CVSS Score
4.6
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
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) Execute CodeOverflow
CWE ID 119

- Related OVAL Definitions

Title Definition Id Class Family
DSA-3087-1 -- qemu security update oval:org.mitre.oval:def:27930 unix
DSA-3088-1 -- qemu-kvm security update oval:org.mitre.oval:def:28240 unix
RHSA-2015:0349: qemu-kvm security, bug fix, and enhancement update (Important) oval:com.redhat.rhsa:def:20150349 unix
RHSA-2015:0867: qemu-kvm security and bug fix update (Important) oval:com.redhat.rhsa:def:20150867 unix
USN-2439-1 -- QEMU vulnerabilities oval:org.mitre.oval:def:28497 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-2014-8106

# Product Type Vendor Product Version Update Edition Language
1 Application Qemu Qemu 2.1.0 RC2 Version Details Vulnerabilities
2 Application Qemu Qemu 2.1.0 RC1 Version Details Vulnerabilities
3 Application Qemu Qemu 2.1.0 RC0 Version Details Vulnerabilities
4 Application Qemu Qemu 2.1.0 Version Details Vulnerabilities
5 Application Qemu Qemu 2.1.0 RC5 Version Details Vulnerabilities
6 Application Qemu Qemu 2.1.0 RC3 Version Details Vulnerabilities
7 Application Qemu Qemu 2.1.1 Version Details Vulnerabilities
8 Application Qemu Qemu 2.1.2 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Qemu Qemu 8

- References For CVE-2014-8106

http://www.debian.org/security/2014/dsa-3087
DEBIAN DSA-3087
http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154656.html
FEDORA FEDORA-2015-5482
http://lists.gnu.org/archive/html/qemu-devel/2014-12/msg00508.html
MLIST [Qemu-devel] 20141204 [PULL for-2.2 0/2] cirrus: fix blit region check (cve-2014-8106)
http://rhn.redhat.com/errata/RHSA-2015-0349.html
REDHAT RHSA-2015:0349
http://rhn.redhat.com/errata/RHSA-2015-0624.html
REDHAT RHSA-2015:0624
http://rhn.redhat.com/errata/RHSA-2015-0643.html
REDHAT RHSA-2015:0643
http://www.securityfocus.com/bid/71477
BID 71477 QEMU 'cirrus_vga.c' Security Bypass Vulnerability Release Date:2017-03-03
https://exchange.xforce.ibmcloud.com/vulnerabilities/99126
XF qemu-cve20148106-sec-bypass(99126)
http://www.openwall.com/lists/oss-security/2014/12/04/8
MLIST [oss-security] 20141204 CVE-2014-8106 qemu: cirrus: insufficient blit region checks
http://rhn.redhat.com/errata/RHSA-2015-0891.html
REDHAT RHSA-2015:0891
http://support.citrix.com/article/CTX200892 CONFIRM
http://git.qemu.org/?p=qemu.git;a=commit;h=bf25983345ca44aec3dd92c57142be45452bd38a CONFIRM
http://rhn.redhat.com/errata/RHSA-2015-0868.html
REDHAT RHSA-2015:0868
http://www.debian.org/security/2014/dsa-3088
DEBIAN DSA-3088
http://rhn.redhat.com/errata/RHSA-2015-0867.html
REDHAT RHSA-2015:0867
http://git.qemu.org/?p=qemu.git;a=commit;h=d3532a0db02296e687711b8cdc7791924efccea0 CONFIRM
http://rhn.redhat.com/errata/RHSA-2015-0795.html
REDHAT RHSA-2015:0795

- Metasploit Modules Related To CVE-2014-8106

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


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