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VULNERABILITIES

CVE-2021-26400 Details

Description

AMD processors may speculatively re-order load instructions which can result in stale data being observed when multiple processors are operating on shared memory, resulting in potential data leakage.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:4 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1035 CVEVendor Advisory
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1035 [email protected]Vendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
NVD-CWE-noinfoInsufficient Information to Classify Weakness[email protected]

Affected Products

ProductVersions
amd cpu
All versions

CPE

  • cpe:2.3:h:amd:cpu:-:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

4 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-26400
NVD Published Date:
May 11, 2022
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-26400 Details - Not Deferred