Vigil@nce - QEMU: NULL pointer dereference in the QXL device driver
June 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerability-database-and-alert
SYNTHESIS OF THE VULNERABILITY
Impacted products: Debian, QEMU.
Severity: 1/4.
Consequences: denial of service on server, denial of service on
service, denial of service on client.
Provenance: document.
Confidence: confirmed by the editor (5/5).
Creation date: 22/05/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker, inside a guest system, can force a NULL pointer to be
dereferenced via QXL 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-NULL-pointer-dereference-in-the-QXL-device-driver-29384