Improper input validation in AMD Ryzen
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (29.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 29.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.securityfocus.com/bid/97098 (VDB Entry, Third Party Advisory, vdb-entry)
- news.ycombinator.com/item (Third Party Advisory)
- forum.hwbot.org/showthread.php (Third Party Advisory)
- forum.hwbot.org/showpost.php (Third Party Advisory)
- www.techpowerup.com/231536/amd-ryzen-machine-crashes-to-a-sequence-of-fma3-inst… (Third Party Advisory)
Frequently asked questions
- What is CVE-2017-7262?
- CVE-2017-7262 is a medium-severity vulnerability in AMD Ryzen, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2017-03-25.
- How severe is CVE-2017-7262?
- Medium severity. CVSS v3 base score is 5.5 out of 10.