Vigil@nce - QEMU: denial of service via NIC Loopback Mode
March 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/?langue=2
SYNTHESIS OF THE VULNERABILITY
Impacted products: QEMU.
Severity: 1/4.
Consequences: denial of service on server, denial of service on
service.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 26/02/2021.
DESCRIPTION OF THE VULNERABILITY
An attacker, inside a guest system, can trigger a fatal error via
NIC Loopback Mode of QEMU, in order to trigger a denial of service
on the host system.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/QEMU-denial-of-service-via-NIC-Loopback-Mode-34703