CVE-2021-26400: Medium severity amd cpus vulnerability

Published May 11, 2022
·
Updated

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.

Affected Software

1 affected component
AMD Cpu

Event History

May 11, 2022
CVE Published
via MITRE·04:36 PM
Data Sourced
via MITRE·04:36 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2021-26400?

CVE-2021-26400 is classified as a high severity vulnerability due to potential data leakage in AMD processors.

2

How do I fix CVE-2021-26400?

Fixes for CVE-2021-26400 involve applying firmware updates provided by AMD for affected CPUs.

3

Which AMD processors are affected by CVE-2021-26400?

CVE-2021-26400 affects various AMD CPUs susceptible to speculative execution issues.

4

What are the risks associated with CVE-2021-26400?

The primary risk of CVE-2021-26400 is the potential leakage of sensitive data due to shared memory operations.

5

When was CVE-2021-26400 discovered?

CVE-2021-26400 was discovered in early 2021, highlighting speculative execution vulnerabilities in AMD processors.

Contact

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