CVE-2022-4128 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Linux	Mptcp Protocol
Redhat	Enterprise Linux

Configuration 1 [-]

cpe:2.3:o:linux:mptcp_protocol:*:*:*:*:*:*:*:*

Package	CPE	Advisory	Released Date
Red Hat Enterprise Linux 9
kernel-0:5.14.0-284.11.1.el9_2	cpe:/a:redhat:enterprise_linux:9	RHSA-2023:2458	2023-05-09T00:00:00Z
kernel-rt-0:5.14.0-284.11.1.rt14.296.el9_2	cpe:/a:redhat:enterprise_linux:9::nfv	RHSA-2023:2148	2023-05-09T00:00:00Z
kernel-0:5.14.0-284.11.1.el9_2	cpe:/o:redhat:enterprise_linux:9	RHSA-2023:2458	2023-05-09T00:00:00Z

References

Link	Providers
https://github.com/torvalds/linux/commit/5c835bb142d4
https://lore.kernel.org/netdev/20220708233610.410786-2-mathew.j.martineau%40linux.intel.com/
https://nvd.nist.gov/vuln/detail/CVE-2022-4128
https://www.cve.org/CVERecord?id=CVE-2022-4128

History

Mon, 14 Apr 2025 18:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2022-11-28T00:00:00.000Z

Updated: 2025-04-14T18:08:50.265Z

Reserved: 2022-11-23T00:00:00.000Z

Link: CVE-2022-4128

Vulnrichment

Updated: 2024-08-03T01:27:54.495Z

NVD

Status : Modified

Published: 2022-11-28T22:15:11.117

Modified: 2025-04-14T18:15:24.343

Link: CVE-2022-4128

Redhat

Severity : Moderate

Publid Date: 2022-07-11T00:00:00Z

Links: CVE-2022-4128 - Bugzilla

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