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.

CVSS v3.0 5.5 MEDIUM
CVSS v2.0 4.9 MEDIUM

5.5^/10

CVSS v3.0 : MEDIUM

Vector : AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.9^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.9 / Impact : 6.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
https://www.techpowerup.com/231536/amd-ryzen-machine-crashes-to-a-sequence-of-fma3-instructions	Third Party Advisory
https://news.ycombinator.com/item?id=13924192	Third Party Advisory
http://forum.hwbot.org/showthread.php?t=167605	Third Party Advisory
http://forum.hwbot.org/showpost.php?p=480524	Third Party Advisory
http://www.securityfocus.com/bid/97098	Third Party Advisory VDB Entry

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Configurations

Configuration 1 (hide)

cpe:2.3:a:amd:ryzen:*:*:*:*:*:*:*:*

Information

Published : 2017-03-24 17:59

Updated : 2017-03-29 06:57

NVD link : CVE-2017-7262

Mitre link : CVE-2017-7262

JSON object : View

CWE

CWE-20

Improper Input Validation

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Products Affected

amd

ryzen

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