Vigil@nce - Xen: denial of service via HVM Soft-reset Management Daemon
May 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulne...
SYNTHESIS OF THE VULNERABILITY
Impacted products: Fedora, SUSE Linux Enterprise Desktop, SLES,
Consequences: denial of service on service.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 18/03/2021.
DESCRIPTION OF THE VULNERABILITY
An attacker, inside a guest system, can trigger a fatal error via HVM Soft-reset Management Daemon of Xen, in order to trigger a denial of service on the host system.
ACCESS TO THE FULL VIGIL@NCE BULLETIN