CVE-2021-4197

CVSS v3.1 7.8 (High)

CVSS v2.0 7.2 (High)

EPSS 0.04 % (10^th)

Affected Products 14

Advisories 39

An unprivileged write to the file handler flaw in the Linux kernel's control groups and namespaces subsystem was found in the way users have access to some less privileged process that are controlled by cgroups and have higher privileged parent process. It is actually both for cgroup2 and cgroup1 versions of control groups. A local user could use this flaw to crash the system or escalate their privileges on the system.

Weaknesses

CWE-287: Improper Authentication

CVE Status: PUBLISHED
CNA: Red Hat, Inc.
Published Date: 2022-03-23 20:15:10
(2 years ago)
Updated Date: 2023-11-07 03:40:21
(10 months ago)

Affected Products

Netapp

Oracle

Communications Cloud Native Core Binding Support Function

Configuration #1

	CPE23	From	Up To
Linux Kernel from 4.2 version and prior 4.14.276 version	cpe:2.3:o:linux:linux_kernel	>= 4.2	< 4.14.276
Linux Kernel from 4.15 version and prior 4.19.238 version	cpe:2.3:o:linux:linux_kernel	>= 4.15	< 4.19.238
Linux Kernel from 4.20 version and prior 5.4.189 version	cpe:2.3:o:linux:linux_kernel	>= 4.20	< 5.4.189
Linux Kernel from 5.5 version and prior 5.10.111 version	cpe:2.3:o:linux:linux_kernel	>= 5.5	< 5.10.111
Linux Kernel from 5.11 version and prior 5.15.14 version	cpe:2.3:o:linux:linux_kernel	>= 5.11	< 5.15.14

Configuration #2

		CPE23	From	Up To
	Oracle Communications Cloud Native Core Binding Support Function 22.1.1	cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:22.1.1
	Oracle Communications Cloud Native Core Binding Support Function 22.1.3	cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:22.1.3
	Oracle Communications Cloud Native Core Binding Support Function 22.2.0	cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:22.2.0
	Debian Linux 10.0	cpe:2.3:o:debian:debian_linux:10.0

Configuration #3

		CPE23	From	Up To
	Broadcom Brocade Fabric Operating System Firmware	cpe:2.3:o:broadcom:brocade_fabric_operating_system_firmware:-

Configuration #4

AND

		CPE23
OR
	Netapp H300s Firmware	cpe:2.3:o:netapp:h300s_firmware:-
OR
	Running on/with
	Netapp H300s	cpe:2.3:h:netapp:h300s:-

Configuration #5

AND

		CPE23
OR
	Netapp H500s Firmware	cpe:2.3:o:netapp:h500s_firmware:-
OR
	Running on/with
	Netapp H500s	cpe:2.3:h:netapp:h500s:-

Configuration #6

AND

		CPE23
OR
	Netapp H700s Firmware	cpe:2.3:o:netapp:h700s_firmware:-
OR
	Running on/with
	Netapp H700s	cpe:2.3:h:netapp:h700s:-

Configuration #7

AND

		CPE23
OR
	Netapp H410s Firmware	cpe:2.3:o:netapp:h410s_firmware:-
OR
	Running on/with
	Netapp H410s	cpe:2.3:h:netapp:h410s:-

Configuration #8

AND

		CPE23
OR
	Netapp H410c Firmware	cpe:2.3:o:netapp:h410c_firmware:-
OR
	Running on/with
	Netapp H410c	cpe:2.3:h:netapp:h410c:-