This security bulletin contains one low risk vulnerability.
Exploit availability: NoDescription
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to integer overflow in the SM501 display driver implementation. This flaw occurs in the COPY_AREA macro while handling MMIO write operations through the sm501_2d_engine_write() callback. A remote user could abuse this flaw to crash the QEMU process in
sm501_2d_operation() in hw/display/sm501.c on the host, resulting in a
denial of service.
Install updates from vendor's website.Vulnerable software versions
QEMU: 4.0.0 - 5.0.0
Can this vulnerability be exploited remotely?
How the attacker can exploit this vulnerability?
Is there known malware, which exploits this vulnerability?