vulnerability

Red Hat: CVE-2022-4128: NULL pointer dereference in subflow traversal at disconnect time (Multiple Advisories)

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
Nov 28, 2022
Added
May 15, 2023
Modified
Jun 30, 2025

Description

A NULL pointer dereference issue was discovered in the Linux kernel in the MPTCP protocol when traversing the subflow list at disconnect time. A local user could use this flaw to potentially crash the system causing a denial of service.

Solution(s)

redhat-upgrade-kernelredhat-upgrade-kernel-rt
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.