Actu
Vigil@nce - RHEL 8 kpatch-patch: denial of service via Machine Check Error On Page Size Change
January 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerability-watch-database-and-alert
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: 17/12/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a fatal error via Machine Check Error On
Page Size Change of RHEL 8 kpatch-patch, in order to trigger a
denial of service.
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