Vigil@nce - QEMU: integer overflow via ccid_card_vscard_read
December 2018 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer
SYNTHESIS OF THE VULNERABILITY
Impacted products: QEMU, SUSE Linux Enterprise Desktop, SLES.
Severity: 2/4.
Consequences: user access/rights, denial of service on server,
denial of service on service, denial of service on client.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 17/10/2018.
DESCRIPTION OF THE VULNERABILITY
An attacker, inside a guest system, can generate an integer
overflow via ccid_card_vscard_read() of QEMU, in order to trigger
a denial of service, and possibly to run code on the host system.
ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/QEMU-integer-overflow-via-ccid-card-vscard-read-27539