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vulnerabilityCVE-2020-14394
Name
CVE-2020-14394
Source
NVD ( link)Debian ( link)
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.
Published Date
Updated Date
Workaround
-

Analysis#


Affected Component
Analysis
qemu
Patched

Vulnerability Rating#


3.2
CVSSv31

Others affected components#


Name
Project
Project Version
Version
Status
buildroot
2025.02.x
9.2.0
Not Affected
buildroot
master
11.0.0
Not Affected
openwrt
master
10.1.3-r2
Not Affected
openwrt
openwrt-25.12
10.1.2-r1
Not Affected
yocto
master
11.0.1
Not Affected
yocto
scarthgap
8.2.7
Not Affected

Resolved with patches#


qemu (yocto:kirkstone)

#
Title
Author
Resolve
1
hw/usb/hcd-xhci: Fix unbounded loop in
Thomas Huth <thuth@redhat.com>
CVE-2020-14394