Vigil@nce - AMD Processors: information disclosure via Running Average Power Limit
January 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulnerability
SYNTHESIS OF THE VULNERABILITY
Impacted products: Linux, Ubuntu.
Severity: 1/4.
Consequences: data reading.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 06/01/2021.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass access restrictions to data via Running
Average Power Limit of AMD Processors, in order to obtain
sensitive information.
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