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Vigil@nce - Linux kernel: information disclosure via fill_thread_core_info

May 2020 by Vigil@nce

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

SYNTHESIS OF THE VULNERABILITY

Impacted products: Linux.

Severity: 1/4.

Consequences: data reading.

Provenance: user shell.

Confidence: confirmed by a trusted third party (4/5).

Creation date: 06/05/2020.

DESCRIPTION OF THE VULNERABILITY

A local attacker can read a memory fragment via fill_thread_core_info() of the Linux kernel, in order to obtain sensitive information.

ACCESS TO THE FULL VIGIL@NCE BULLETIN

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




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