This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerabilities-watch-and-alert

SYNTHESIS OF THE VULNERABILITY

Impacted products: Debian, openSUSE Leap, QEMU, SUSE Linux
Enterprise Desktop, SLES.

Severity: 2/4.

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

https://vigilance.fr/vulnerability/QEMU-integer-overflow-via-vmxnet3-34626