CVE detail

CVE-2021-26400 — CVE-2021-26400

Published 2022-05-11 · Modified 2026-06-17 · Vendor amd · Product cpu · Source nvd

MEDIUM

severity

CVSS-derived band

4.0

CVSS v3

0–10 scale

0.0023

EPSS probability

exploitation probability, 30d

14.0%

EPSS percentile

percentile vs all CVEs

NOT LISTED

CISA KEV

known exploited catalog

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.

Remediation

No vendor-published fix data in our corpus for this CVE. Check the references below or the vendor's PSIRT / security advisories page.

References

cvedb.io · NVD · CISA KEV · FIRST EPSS · vendor advisories (CVE Program List v5). Informational only, no warranty — verify every remediation against the vendor advisory before acting on it. This product uses data from the NVD API but is not endorsed or certified by the NVD, CISA, FIRST.org or any vendor named. CVE® is a registered trademark of The MITRE Corporation.