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Vigil@nce - RHEL: denial of service via Core Dumping mmget_not_zero

February 2020 by Vigil@nce

This bulletin was written by Vigil@nce : https://vigilance.fr/?langue=2

SYNTHESIS OF THE VULNERABILITY

Impacted products: RHEL.

Severity: 1/4.

Consequences: denial of service on server.

Provenance: user shell.

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

Creation date: 04/02/2020.

DESCRIPTION OF THE VULNERABILITY

An attacker can trigger a fatal error via Core Dumping mmget_not_zero() of RHEL, in order to trigger a denial of service.

ACCESS TO THE FULL VIGIL@NCE BULLETIN

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




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