Vigil@nce - QEMU: out-of-bounds memory reading via i2c_ddc_rx
April 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: Fedora, QEMU, Ubuntu.
Severity: 2/4.
Consequences: data reading, denial of service on service, denial
of service on client.
Provenance: document.
Confidence: confirmed by the editor (5/5).
Creation date: 18/02/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can force a read at an invalid address via
i2c_ddc_rx() of QEMU, in order to trigger a denial of service, or
to obtain sensitive information.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/QEMU-out-of-bounds-memory-reading-via-i2c-ddc-rx-28530