CVE-2017-7262

low-risk
Published 2017-03-25

The AMD Ryzen processor with AGESA microcode through 2017-01-27 allows local users to cause a denial of service (system hang) via an application that makes a long series of FMA3 instructions, as demonstrated by the Flops test suite.

Do I need to act?

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0.06% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Ryzen

Affected Vendors

Amd

References (10)

Third Party Advisory http://forum.hwbot.org/showpost.php?p=480524
Third Party Advisory http://forum.hwbot.org/showthread.php?t=167605
Third Party Advisory http://www.securityfocus.com/bid/97098
Third Party Advisory https://news.ycombinator.com/item?id=13924192
Third Party Advisory https://www.techpowerup.com/231536/amd-ryzen-machine-crashes-to-a-sequence-of-fm...
Third Party Advisory http://forum.hwbot.org/showpost.php?p=480524
Third Party Advisory http://forum.hwbot.org/showthread.php?t=167605
Third Party Advisory http://www.securityfocus.com/bid/97098
Third Party Advisory https://news.ycombinator.com/item?id=13924192
Third Party Advisory https://www.techpowerup.com/231536/amd-ryzen-machine-crashes-to-a-sequence-of-fm...
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal