CVE-2022-0492

kernel: cgroups v1 release_agent feature may allow privilege escalation

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A vulnerability was found in the Linux kernel’s cgroup_release_agent_write in the kernel/cgroup/cgroup-v1.c function. This flaw, under certain circumstances, allows the use of the cgroups v1 release_agent feature to escalate privileges and bypass the namespace isolation unexpectedly.

Se ha encontrado una vulnerabilidad en la función cgroup_release_agent_write en el archivo kernel/cgroup/cgroup-v1.c del kernel de Linux. Este fallo, bajo determinadas circunstancias, permite el uso de la función cgroups v1 release_agent para escalar privilegios y saltarse el aislamiento del espacio de nombres de forma no esperada

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-02-04 CVE Reserved
2022-02-23 CVE Published
2022-03-06 First Exploit
2023-12-07 EPSS Updated
2024-08-02 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-287: Improper Authentication
CWE-862: Missing Authorization

CAPEC

References (16)

URL	Tag	Source
http://packetstormsecurity.com/files/166444/Kernel-Live-Patch-Security-Notice-LSN-0085-1.html	Third Party Advisory
http://packetstormsecurity.com/files/167386/Kernel-Live-Patch-Security-Notice-LSN-0086-1.html	Third Party Advisory
http://packetstormsecurity.com/files/176099/Docker-cgroups-Container-Escape.html
https://lists.debian.org/debian-lts-announce/2022/03/msg00011.html	Mailing List
https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html	Mailing List
https://security.netapp.com/advisory/ntap-20220419-0002	Third Party Advisory

URL	Date	SRC
https://github.com/chenaotian/CVE-2022-0492	2022-03-11
https://github.com/SofianeHamlaoui/CVE-2022-0492-Checker	2022-03-12
https://github.com/yoeelingBin/CVE-2022-0492-Container-Escape	2022-08-28
https://github.com/T1erno/CVE-2022-0492-Docker-Breakout-Checker-and-PoC	2023-02-18
https://github.com/bb33bb/CVE-2022-0492	2022-03-06

URL	Date	SRC
https://bugzilla.redhat.com/show_bug.cgi?id=2051505	2022-06-22
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=24f6008564183aa120d07c03d9289519c2fe02af	2023-12-07

URL	Date	SRC
https://www.debian.org/security/2022/dsa-5095	2023-12-07
https://www.debian.org/security/2022/dsa-5096	2023-12-07
https://access.redhat.com/security/cve/CVE-2022-0492	2022-06-22

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 2.6.24 < 4.9.301 Search vendor "Linux" for product "Linux Kernel" and version " >= 2.6.24 < 4.9.301"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 4.10 < 4.14.266 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.10 < 4.14.266"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 4.15 < 4.19.229 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.15 < 4.19.229"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 4.20 < 5.4.177 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.20 < 5.4.177"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 5.5 < 5.10.97 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.5 < 5.10.97"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 5.11 < 5.15.20 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.11 < 5.15.20"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 5.16 < 5.16.6 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.16 < 5.16.6"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				5.17 Search vendor "Linux" for product "Linux Kernel" and version "5.17"		rc1		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				5.17 Search vendor "Linux" for product "Linux Kernel" and version "5.17"		rc2		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				11.0 Search vendor "Debian" for product "Debian Linux" and version "11.0"		-		Affected
Redhat Search vendor "Redhat"		Codeready Linux Builder Search vendor "Redhat" for product "Codeready Linux Builder"				8.0 Search vendor "Redhat" for product "Codeready Linux Builder" and version "8.0"		-		Affected
Redhat Search vendor "Redhat"		Codeready Linux Builder Search vendor "Redhat" for product "Codeready Linux Builder"				8.2 Search vendor "Redhat" for product "Codeready Linux Builder" and version "8.2"		-		Affected
Redhat Search vendor "Redhat"		Codeready Linux Builder For Power Little Endian Search vendor "Redhat" for product "Codeready Linux Builder For Power Little Endian"				8.0 Search vendor "Redhat" for product "Codeready Linux Builder For Power Little Endian" and version "8.0"		-		Affected
Redhat Search vendor "Redhat"		Codeready Linux Builder For Power Little Endian Search vendor "Redhat" for product "Codeready Linux Builder For Power Little Endian"				8.2 Search vendor "Redhat" for product "Codeready Linux Builder For Power Little Endian" and version "8.2"		-		Affected
Redhat Search vendor "Redhat"		Virtualization Host Search vendor "Redhat" for product "Virtualization Host"				4.0 Search vendor "Redhat" for product "Virtualization Host" and version "4.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"				8.0 Search vendor "Redhat" for product "Enterprise Linux" and version "8.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Eus Search vendor "Redhat" for product "Enterprise Linux Eus"				8.2 Search vendor "Redhat" for product "Enterprise Linux Eus" and version "8.2"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux For Ibm Z Systems Search vendor "Redhat" for product "Enterprise Linux For Ibm Z Systems"				8.0 Search vendor "Redhat" for product "Enterprise Linux For Ibm Z Systems" and version "8.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux For Ibm Z Systems Eus Search vendor "Redhat" for product "Enterprise Linux For Ibm Z Systems Eus"				8.0 Search vendor "Redhat" for product "Enterprise Linux For Ibm Z Systems Eus" and version "8.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux For Power Little Endian Search vendor "Redhat" for product "Enterprise Linux For Power Little Endian"				8.0 Search vendor "Redhat" for product "Enterprise Linux For Power Little Endian" and version "8.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux For Power Little Endian Eus Search vendor "Redhat" for product "Enterprise Linux For Power Little Endian Eus"				8.0 Search vendor "Redhat" for product "Enterprise Linux For Power Little Endian Eus" and version "8.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux For Real Time For Nfv Tus Search vendor "Redhat" for product "Enterprise Linux For Real Time For Nfv Tus"				8.0 Search vendor "Redhat" for product "Enterprise Linux For Real Time For Nfv Tus" and version "8.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux For Real Time For Nfv Tus Search vendor "Redhat" for product "Enterprise Linux For Real Time For Nfv Tus"				8.2 Search vendor "Redhat" for product "Enterprise Linux For Real Time For Nfv Tus" and version "8.2"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux For Real Time Tus Search vendor "Redhat" for product "Enterprise Linux For Real Time Tus"				8.0 Search vendor "Redhat" for product "Enterprise Linux For Real Time Tus" and version "8.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux For Real Time Tus Search vendor "Redhat" for product "Enterprise Linux For Real Time Tus"				8.2 Search vendor "Redhat" for product "Enterprise Linux For Real Time Tus" and version "8.2"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Aus Search vendor "Redhat" for product "Enterprise Linux Server Aus"				8.2 Search vendor "Redhat" for product "Enterprise Linux Server Aus" and version "8.2"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server For Power Little Endian Update Services For Sap Solutions Search vendor "Redhat" for product "Enterprise Linux Server For Power Little Endian Update Services For Sap Solutions"				8.1 Search vendor "Redhat" for product "Enterprise Linux Server For Power Little Endian Update Services For Sap Solutions" and version "8.1"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server For Power Little Endian Update Services For Sap Solutions Search vendor "Redhat" for product "Enterprise Linux Server For Power Little Endian Update Services For Sap Solutions"				8.2 Search vendor "Redhat" for product "Enterprise Linux Server For Power Little Endian Update Services For Sap Solutions" and version "8.2"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Tus Search vendor "Redhat" for product "Enterprise Linux Server Tus"				8.2 Search vendor "Redhat" for product "Enterprise Linux Server Tus" and version "8.2"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Update Services For Sap Solutions Search vendor "Redhat" for product "Enterprise Linux Server Update Services For Sap Solutions"				8.1 Search vendor "Redhat" for product "Enterprise Linux Server Update Services For Sap Solutions" and version "8.1"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Update Services For Sap Solutions Search vendor "Redhat" for product "Enterprise Linux Server Update Services For Sap Solutions"				8.2 Search vendor "Redhat" for product "Enterprise Linux Server Update Services For Sap Solutions" and version "8.2"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				14.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "14.04"		esm		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04"		esm		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				18.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "18.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				20.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "20.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				22.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "22.04"		lts		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				35 Search vendor "Fedoraproject" for product "Fedora" and version "35"		-		Affected
Netapp Search vendor "Netapp"		Solidfire\, Enterprise Sds \& Hci Storage Node Search vendor "Netapp" for product "Solidfire\, Enterprise Sds \& Hci Storage Node"				-		-		Affected
Netapp Search vendor "Netapp"		Solidfire \& Hci Management Node Search vendor "Netapp" for product "Solidfire \& Hci Management Node"				-		-		Affected
Netapp Search vendor "Netapp"		H300e Search vendor "Netapp" for product "H300e"				-		-		Affected
Netapp Search vendor "Netapp"		H300s Search vendor "Netapp" for product "H300s"				-		-		Affected
Netapp Search vendor "Netapp"		H410c Search vendor "Netapp" for product "H410c"				-		-		Affected
Netapp Search vendor "Netapp"		H410s Search vendor "Netapp" for product "H410s"				-		-		Affected
Netapp Search vendor "Netapp"		H500e Search vendor "Netapp" for product "H500e"				-		-		Affected
Netapp Search vendor "Netapp"		H500s Search vendor "Netapp" for product "H500s"				-		-		Affected
Netapp Search vendor "Netapp"		H700e Search vendor "Netapp" for product "H700e"				-		-		Affected
Netapp Search vendor "Netapp"		H700s Search vendor "Netapp" for product "H700s"				-		-		Affected
Netapp Search vendor "Netapp"		Hci Compute Node Search vendor "Netapp" for product "Hci Compute Node"				-		-		Affected