SUSE Linux update for Linux Kernel Live Patch 7 for SLE 12 SP1

1) Race condition

EUVDB-ID: #VU359

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 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

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

Mitigation

Update the affected packages.

Vulnerable software versions

Oracle VM Server for x86: 3.2 - 3.4

Oracle Linux: 5 - 7

CPE2.3

• cpe:2.3:a:oracle:oracle_vm_server_for_x86:3.4:*:*:*:*:*:*:*
• cpe:2.3:a:oracle:oracle_vm_server_for_x86:3.2:*:*:*:*:*:*:*
• cpe:2.3:o:oracle:oracle_linux:7:*:*:*:*:*:*:*
• cpe:2.3:o:oracle:oracle_linux:6:*:*:*:*:*:*:*
• cpe:2.3:o:oracle:oracle_linux:5:*:*:*:*:*:*:*

External links

http://lists.opensuse.org/opensuse-security-announce/2016-09/msg00001.html

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.