CVE-2022-4378

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

05/01/2023

Last modified:

10/04/2025

Description

A stack overflow flaw was found in the Linux kernel&#39;s SYSCTL subsystem in how a user changes certain kernel parameters and variables. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

7.80

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	4.9.0 (including)	4.9.337 (including)
cpe:2.3:o:linux:linux_kernel::::::::	4.14.0 (including)	4.14.302 (including)
cpe:2.3:o:linux:linux_kernel::::::::	4.19.0 (including)	4.19.269 (including)
cpe:2.3:o:linux:linux_kernel::::::::	5.4.0 (including)	5.4.228 (including)
cpe:2.3:o:linux:linux_kernel::::::::	5.10.0 (including)	5.10.162 (including)
cpe:2.3:o:linux:linux_kernel::::::::	5.15.0 (including)	5.15.86 (including)
cpe:2.3:o:linux:linux_kernel::::::::	6.0.0 (including)	6.0.11 (including)

To consult the complete list of CPE names with products and versions, see this page

CVE-2022-4378

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools