Vigil@nce - QEMU: integer overflow via vmxnet3
April 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer...
SYNTHESIS OF THE VULNERABILITY
Impacted products: Debian, openSUSE Leap, QEMU, SUSE Linux Enterprise Desktop, SLES.
Consequences: administrator access/rights, privileged access/rights, denial of service on server, denial of service on service.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 19/02/2021.
DESCRIPTION OF THE VULNERABILITY
An attacker, inside a guest system, can trigger an integer overflow via vmxnet3 of QEMU, in order to trigger a denial of service, and possibly to run code on the host system.
ACCESS TO THE FULL VIGIL@NCE BULLETIN