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Vigil@nce - Arm Cortex Processors: information disclosure via Straight Line Speculation

July 2020 by Vigil@nce

This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer...

SYNTHESIS OF THE VULNERABILITY

Impacted products: FreeBSD, GCC, Linux, OpenBSD.

Severity: 1/4.

Consequences: data reading.

Provenance: user shell.

Confidence: confirmed by the editor (5/5).

Creation date: 17/06/2020.

DESCRIPTION OF THE VULNERABILITY

An attacker can bypass access restrictions to data via Straight Line Speculation of Arm Cortex Processors, in order to obtain sensitive information.

ACCESS TO THE FULL VIGIL@NCE BULLETIN

https://vigilance.fr/vulnerability/...




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