CVE-2017-5926

Name: CVE-2017-5926
Creator: NVD / NIST
Published: 2017-02-27T07:59:00.207+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.58%

Last modified Jun 17, 2026

CVE-2017-5926 is a vulnerability of currently unknown severity. Page table walks conducted by the MMU during virtual to physical address translation leave a trace in the last level cache of modern AMD processors. By performing a side-channel attack on the MMU operations, it is possible to leak data and code pointers from JavaScript, breaking ASLR.. EPSS estimates a 1.58% chance of exploitation in the next 30 days.

Description

Page table walks conducted by the MMU during virtual to physical address translation leave a trace in the last level cache of modern AMD processors. By performing a side-channel attack on the MMU operations, it is possible to leak data and code pointers from JavaScript, breaking ASLR.

Metrics

EPSS Probability

1.58%

72.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Allwinner	A64	All versions
Amd	Athlon Ii 640 X4	All versions
Amd	E-350	All versions
Amd	Fx-8120 8-Core	All versions
Amd	Fx-8320 8-Core	All versions
Amd	Fx-8350 8-Core	All versions
Amd	Phenom 9550 4-Core	All versions
Intel	Atom C2750	All versions
Intel	Celeron N2840	All versions
Intel	Core I5 M480	All versions
Intel	Core I7-2620qm	All versions
Intel	Core I7-3632qm	All versions
Intel	Core I7-4500u	All versions
Intel	Core I7-6700k	All versions
Intel	Core I7 920	All versions
Intel	Xeon E3-1240 V5	All versions
Intel	Xeon E5-2658 V2	All versions
Nvidia	Tegra K1 Cd570m-A1	All versions
Nvidia	Tegra K1 Cd580m-A1	All versions
Samsung	Exynos 5800	All versions

References

http://www.cs.vu.nl/~herbertb/download/papers/anc_ndss17.pdfExploit, Technical Description, Third Party Advisory
http://www.securityfocus.com/bid/96457
https://www.vusec.net/projects/ancExploit, Technical Description, Third Party Advisory
http://www.cs.vu.nl/~herbertb/download/papers/anc_ndss17.pdfExploit, Technical Description, Third Party Advisory
http://www.securityfocus.com/bid/96457
https://www.vusec.net/projects/ancExploit, Technical Description, Third Party Advisory

Timeline

Published: Feb 27, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-5926?

How severe is CVE-2017-5926?

Severity scoring for CVE-2017-5926 is pending analysis. The EPSS model estimates a 1.58% probability of exploitation in the next 30 days.

How do I fix CVE-2017-5926?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-5926?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST