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Vigil@nce - Linux kernel: information disclosure via perf_event_open

June 2019 by Vigil@nce

This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerability-database-and-alert

SYNTHESIS OF THE VULNERABILITY

Impacted products: Debian.

Severity: 1/4.

Consequences: data reading.

Provenance: user shell.

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

Creation date: 28/05/2019.

DESCRIPTION OF THE VULNERABILITY

An attacker can bypass access restrictions to data via
perf_event_open() of the Linux kernel, in order to obtain
sensitive information.

ACCESS TO THE FULL VIGIL@NCE BULLETIN

https://vigilance.fr/vulnerability/Linux-kernel-information-disclosure-via-perf-event-open-29427


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