Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2016-7094 |
CWE-ID | CWE-119 |
Exploitation vector | Local |
Public exploit | N/A |
Vulnerable software Subscribe |
Xen Server applications / Virtualization software |
Vendor | Xen Project |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU32241
Risk: Low
CVSSv3.1: 3.6 [CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2016-7094
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a local privileged user to perform a denial of service (DoS) attack.
Buffer overflow in Xen 4.7.x and earlier allows local x86 HVM guest OS administrators on guests running with shadow paging to cause a denial of service via a pagetable update.
MitigationInstall update from vendor's website.
Vulnerable software versionsXen: 4.24
CPE2.3 External linkshttp://support.citrix.com/article/CTX216071
http://www.debian.org/security/2016/dsa-3663
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
http://www.securityfocus.com/bid/92864
http://www.securitytracker.com/id/1036753
http://xenbits.xen.org/xsa/advisory-187.html
http://xenbits.xen.org/xsa/xsa187-0001-x86-shadow-Avoid-overflowing-sh_ctxt-seg_reg.patch
http://security.gentoo.org/glsa/201611-09
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.