Vulnerability identifier: #VU359

Vulnerability risk: Medium

CVSSv3.1: 5.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-6480

CWE-ID: CWE-362

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Oracle VM Server for x86
Server applications / Other server solutions
Oracle Linux
Operating systems & Components / Operating system

Vendor: Oracle

Description

The vulnerability allows local users to provoke a denial of service.

The vulnerability exists due to parafunction of ioctl_send_fib. By altering "double fetch" vulnerability, a local user can provoke a denial of service.

Successful exploitation of this vulnerability will allow an attacker to cause a denial of service

Vulnerable software versions

Oracle VM Server for x86: 3.2 - 3.4

Oracle Linux: 5 - 7

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External links
http://www.securityfocus.com/archive/1/539074/30/0/threaded
http://bugzilla.redhat.com/show_bug.cgi?id=1362466
http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html

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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.