Vulnerability CVE-2015-1142857
Published: 2018-01-23

Description:
On multiple SR-IOV cars it is possible for VF's assigned to guests to send ethernet flow control pause frames via the PF. This includes Linux kernel ixgbe driver before commit f079fa005aae08ee0e1bc32699874ff4f02e11c1, the Linux Kernel i40e/i40evf driver before e7358f54a3954df16d4f87e3cad35063f1c17de5 and the DPDK before commit 3f12b9f23b6499ff66ec8b0de941fb469297e5d0, additionally Multiple vendor NIC firmware is affected.

Type:

CWE-254

 (Security Features)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Linux -> Linux kernel i40e/i40evf 
Linux -> Linux kernel ixgbe 
Intel -> 82576 firmware 
Intel -> 82599 firmware 
Intel -> I350 firmware 
Intel -> X540 firmware 
Intel -> X710 firmware 
DPDK -> DPDK 

 References:
http://seclists.org/oss-sec/2015/q4/425
https://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00046&languageid=en-fr
https://www.usenix.org/system/files/conference/usenixsecurity15/sec15-paper-smolyar.pdf
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