CVE Database›CVE-2020-0548

CVE-2020-0548

hw: Vector Register Data Sampling

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Severity

Low

Red Hat Product Security

2.8

CVSS 3.0

Review impact separately from score.

Published · January 27, 2020

Updated · August 7, 2026

Description

A flaw was found in Intel processors where a local attacker is able to gain information about registers used for vector calculations by observing register states from other processes running on the system. This results in a race condition where store buffers, which were not cleared, could be read by another process or a CPU sibling. The highest threat from this vulnerability is data confidentiality where an attacker could read arbitrary data as it passes through the processor.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 2.8
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N

CWE-212 · Improper Removal of Sensitive Information Before Storage or Transfer