VYPR
Medium severity5.5NVD Advisory· Published Sep 15, 2020· Updated Jun 17, 2026

CVE-2020-10766

CVE-2020-10766

Description

A logic bug flaw was found in Linux kernel before 5.8-rc1 in the implementation of SSBD. A bug in the logic handling allows an attacker with a local account to disable SSBD protection during a context switch when additional speculative execution mitigations are in place. This issue was introduced when the per task/process conditional STIPB switching was added on top of the existing SSBD switching. The highest threat from this vulnerability is to confidentiality.

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Affected products

175

Patches

Vulnerability mechanics

References

2

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