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Vulnerability Details CVE-2020-10767

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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 16.5%
CVSS Severity
CVSS v3 Score 5.5
CVSS v2 Score 1.9
Products affected by CVE-2020-10767


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