Vulnerability Monitor

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CVE-2017-7262

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.

Published

2017-03-25T00:59:00.153

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 5.5 (MEDIUM)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

6.9

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	amd	ryzen	≤ 2017-01-27	Yes

References

http://forum.hwbot.org/showpost.php?p=480524 Third Party Advisory ([email protected])
http://forum.hwbot.org/showthread.php?t=167605 Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/97098 Third Party Advisory, VDB Entry ([email protected])
https://news.ycombinator.com/item?id=13924192 Third Party Advisory ([email protected])
https://www.techpowerup.com/231536/amd-ryzen-machine-crashes-to-a-sequence-of-fma3-instructions Third Party Advisory ([email protected])
http://forum.hwbot.org/showpost.php?p=480524 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://forum.hwbot.org/showthread.php?t=167605 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/97098 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://news.ycombinator.com/item?id=13924192 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.techpowerup.com/231536/amd-ryzen-machine-crashes-to-a-sequence-of-fma3-instructions Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)