News
Vigil@nce - QEMU: out-of-bounds memory reading via ARM Generic Interrupt Controller
April 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulnerability
SYNTHESIS OF THE VULNERABILITY
Impacted products: Debian, openSUSE Leap, QEMU, SLES.
Severity: 2/4.
Consequences: data reading, denial of service on server, denial of
service on service.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 05/02/2021.
DESCRIPTION OF THE VULNERABILITY
An attacker, inside a guest system, can force a read at an invalid
address via ARM Generic Interrupt Controller of QEMU, in order to
trigger a denial of service, or to obtain sensitive information on
the host system.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
