CVE-2022-42328

kernel: Xen Security Advisory 424 v1: guests can trigger deadlock in Linux netback driver

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · December 8, 2022

Updated · November 21, 2025

Description

A possible deadlock flaw was found in the Linux kernel’s XEN driver in how some packets generated by a user dropped. This flaw allows a local user to crash the system.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-833 · Deadlock