🔐 CVE Alert

CVE-2022-27672

UNKNOWN 0.0
CVSS Score
0.0
EPSS Score
0.1%
EPSS Percentile
31th

When SMT is enabled, certain AMD processors may speculatively execute instructions using a target from the sibling thread after an SMT mode switch potentially resulting in information disclosure.

Vendor amd
Product 1st gen amd epyc™ processors
Published Feb 14, 2023
Last Updated Apr 13, 2026
Stay Ahead of the Next One

Get instant alerts for amd 1st gen amd epyc™ processors

Be the first to know when new unknown vulnerabilities affecting amd 1st gen amd epyc™ processors are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

Affected Versions

AMD / 1st Gen AMD EPYC™ Processors
Contact your OS vendor
AMD / 2nd Gen AMD EPYC™ Processors
Contact your OS vendor
AMD / Athlon™ X4 Processor
Contact your OS vendor
AMD / Ryzen™ Threadripper™ PRO Processor
Contact your OS vendor
AMD / 2nd Gen AMD Ryzen™ Threadripper™ Processors
Contact your OS vendor
AMD / 3rd Gen AMD Ryzen™ Threadripper™ Processors
Contact your OS vendor
AMD / 7th Generation AMD A-Series APUs
Contact your OS vendor
AMD / Ryzen™ 2000 Series Processors
Contact your OS vendor
AMD / Ryzen™ 3000 Series Processors
Contact your OS vendor
AMD / Ryzen™ 4000 Series Processors
Contact your OS vendor
AMD / Ryzen™ 5000 Series Processors
Contact your OS vendor
AMD / Athlon™ Mobile Processors
Contact your OS vendor

References

NVD ↗ CVE.org ↗ EPSS Data ↗
amd.com: https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1045 security.gentoo.org: https://security.gentoo.org/glsa/202402-07 xenbits.xen.org: http://xenbits.xen.org/xsa/advisory-426.html