CVE-2022-27672
MEDIUM
4.7
CVSS Score
Published: February 14, 2023 at 07:34 PM UTC
Updated: June 17, 2026 at 04:37 AM UTC
342 products affected across 1 vendorEpyc 7402 FirmwareEpyc 7402P FirmwareEpyc 7542 Firmware
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Severity
MEDIUM4.7
Exploit prediction
EPSS 0.3%
Description
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (3)
Vendor AdvisoryMitigation
Source: [email protected]
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1045Source: af854a3a-2127-422b-91ae-364da2661108
http://xenbits.xen.org/xsa/advisory-426.htmlCVSS
- Attack Vector
- LOCAL
- Complexity
- HIGH
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
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