CVE-2020-14394

low

Description

An infinite loop flaw was found in the USB xHCI controller emulation of QEMU while computing the length of the Transfer Request Block (TRB) Ring. This flaw allows a privileged guest user to hang the QEMU process on the host, resulting in a denial of service.

References

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/I7J5IRXJYLELW7D43A75LOWRUE5EU54O/

https://lists.debian.org/debian-lts-announce/2023/03/msg00013.html

Details

Source: Mitre, NVD

Published: 2022-08-17

Updated: 2023-11-07

Risk Information

CVSS v2

Base Score: 1.4

Vector: CVSS2#AV:L/AC:L/Au:M/C:N/I:N/A:P

Severity: Low

CVSS v3

Base Score: 3.2

Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L