Vigil@nce - QEMU: memory corruption via sdhci
May 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/?langue=2
SYNTHESIS OF THE VULNERABILITY
Impacted products: Debian, QEMU.
Severity: 2/4.
Consequences: administrator access/rights, denial of service on
server.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 09/03/2021.
DESCRIPTION OF THE VULNERABILITY
An attacker, inside a guest system, can trigger a memory
corruption via sdhci 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-memory-corruption-via-sdhci-34781