Back

MEDIUM

hw: cpu: speculative store bypass

Published May 22, 2018

Description

Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior memory writes are known may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis, aka Speculative Store Bypass (SSB), Variant 4.

Affected products

Remediation

Red Hat statement

Red Hat Product Security is aware of this issue. Updates will be released as they become available. For additional information, please refer to the Red Hat Knowledgebase article: https://access.redhat.com/security/vulnerabilities/ssbd

Metrics

Weaknesses (2)

References (154)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner intel
Published May 22, 2018
Updated May 29, 2026
Reserved Dec 28, 2017
CISA Vulnrichment
Updated May 29, 2026
NVD
Status Modified
Modified Jun 17, 2026
Red Hat
Severity Important
Public date May 21, 2018