Vulnerability identifier: #VU11460

Vulnerability risk: Medium

CVSSv3.1: 7.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2015-1142857

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Intel Ethernet 500 Series Controllers driver for Linux
Hardware solutions / Drivers
i40e/i40evf driver for Linux
Operating systems & Components / Operating system package or component
DPDK
Server applications / Frameworks for developing and running applications

Vendor: Intel
kernel.org
DPDK Project

Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
 
The weakness exists due to sending ethernet flow control pause frames via the PF. A remote attacker can trigger network congestion spreading and cause the service to crash.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Intel Ethernet 500 Series Controllers driver for Linux: All versions

i40e/i40evf driver for Linux: All versions

DPDK:

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External links
http://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00046&languageid=en-fr

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.