Vigil@nce - Linux kernel: denial of service via Large SEV VM Destruction
May 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulnerability
SYNTHESIS OF THE VULNERABILITY
Impacted products: Linux, openSUSE Leap, SUSE Linux Enterprise
Desktop, SLES.
Severity: 1/4.
Consequences: denial of service on server.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 16/04/2021.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a fatal error via Large SEV VM Destruction
of the Linux kernel, in order to trigger a denial of service.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Linux-kernel-denial-of-service-via-Large-SEV-VM-Destruction-35092