ati_2d_blt in hw/display/ati_2d.c in QEMU 4.2.1 can encounter an outside-limits situation in a calculation. A guest can crash the QEMU process.
https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg05018.html
Source: MITRE
Published: 2020-11-06
Updated: 2022-01-01
Type: CWE-682
Base Score: 4
Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 8
Severity: MEDIUM
Base Score: 6.5
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 2.8
Severity: MEDIUM