CVE-2021-26400

MEDIUM

AMD CPU - Data Leakage via Speculative Load Reordering

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References

Scores

CVSS v3 4.0
EPSS 0.0006
EPSS Percentile 17.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Details

Status published
Products (1)
amd/cpu
Published May 11, 2022
Tracked Since Feb 18, 2026