CVE-2020-10767

State
Published
Severity
5.5 Medium
Published
Sep 15, 2020
Updated
Aug 4, 2024
Reserved
Mar 20, 2020

Read the record on cve.org

Description

A flaw was found in the Linux kernel before 5.8-rc1 in the implementation of the Enhanced IBPB (Indirect Branch Prediction Barrier). The IBPB mitigation will be disabled when STIBP is not available or when the Enhanced Indirect Branch Restricted Speculation (IBRS) is available. This flaw allows a local attacker to perform a Spectre V2 style attack when this configuration is active. The highest threat from this vulnerability is to confidentiality.

Scores

CVSSScoreVectorSource
3.15.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nredhat

Weaknesses

Affected Products

ProductVersions
kernelLinux Kernel
  • before 5.8-rc1Affected

References

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