CVE-2020-14394
LOW
3.2
CVSS Score
Published: August 17, 2022 at 12:00 AM UTC
Updated: June 17, 2026 at 02:54 AM UTC
5 products affected across 3 vendorsFedoraEnterprise LinuxQEMU
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Severity
LOW3.2
Exploit prediction
EPSS 0.4%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (4)
ExploitIssue TrackingThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=1908004ExploitIssue TrackingPatchThird Party Advisory
Source: [email protected]
https://gitlab.com/qemu-project/qemu/-/issues/646CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- HIGH
- User Interaction
- NONE
- Scope
- CHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- LOW
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-835
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