CVE-2022-0492

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Summary

CVECVE-2022-0492
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-03-03 19:15:08 UTC
Updated2026-06-02 17:16:21 UTC
DescriptionA 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.

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from [email protected]

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA KEV: Listed on 2026-06-02; due 2026-06-05; ransomware use Unknown

Problem Types: CWE-287 | CWE-862 | CWE-287 CWE-287

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1ADPDECLARED7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary6.9AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:L/AC:M/Au:N/C:C/I:C/A:C

CISA Known Exploited Vulnerability

VendorLinux
ProductKernel
NameLinux Kernel Improper Authentication Vulnerability
Required ActionApply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
NotesThis vulnerability affects a common open-source component, third-party library, or a protocol used by different products. Please check with specific vendors for information on patching status. For more information, please see: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=24f6008564183aa120d07c03d9289519c2fe02af ; https://www.kernel.org/ ; https://nvd.nist.gov/vuln/detail/CVE-2022-0492

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na Kernel affected kernel 5.17 rc3 Not specified

References

ReferenceSourceLinkTags
Debian -- Security Information -- DSA-5096-1 linux af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
[SECURITY] [DLA 2940-1] linux security update af854a3a-2127-422b-91ae-364da2661108 lists.debian.org Mailing List, Third Party Advisory
packetstormsecurity.com/files/176099/Docker-cgroups-Container-Escape.html af854a3a-2127-422b-91ae-364da2661108 packetstormsecurity.com
CVE-2022-0492 Linux Kernel Vulnerability in NetApp Products | NetApp Product Security af854a3a-2127-422b-91ae-364da2661108 security.netapp.com Third Party Advisory
Debian -- Security Information -- DSA-5095-1 linux af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org Patch, Vendor Advisory
[SECURITY] [DLA 2941-1] linux-4.19 security update af854a3a-2127-422b-91ae-364da2661108 lists.debian.org Mailing List, Third Party Advisory
Kernel Live Patch Security Notice LSN-0085-1 ≈ Packet Storm af854a3a-2127-422b-91ae-364da2661108 packetstormsecurity.com Third Party Advisory, VDB Entry
Kernel Live Patch Security Notice LSN-0086-1 ≈ Packet Storm af854a3a-2127-422b-91ae-364da2661108 packetstormsecurity.com Third Party Advisory, VDB Entry
2051505 – (CVE-2022-0492) CVE-2022-0492 kernel: cgroups v1 release_agent feature may allow privilege escalation af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Patch, Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev

Legacy QID Mappings

  • 159639 Oracle Enterprise Linux Security Update for Unbreakable Enterprise kernel (ELSA-2022-9141)
  • 159640 Oracle Enterprise Linux Security Update for Unbreakable Enterprise kernel-container (ELSA-2022-9142)
  • 159641 Oracle Enterprise Linux Security Update for Unbreakable Enterprise kernel (ELSA-2022-9147)
  • 159642 Oracle Enterprise Linux Security Update for Unbreakable Enterprise kernel-container (ELSA-2022-9148)
  • 159653 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel (ELSA-2022-9179)
  • 159671 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel-container (ELSA-2022-9180)
  • 159700 Oracle Enterprise Linux Security Update for kernel (ELSA-2022-0825)
  • 159727 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel-container (ELSA-2022-9245)
  • 159729 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel (ELSA-2022-9244)
  • 159760 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel-container (ELSA-2022-9314)
  • 159763 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel (ELSA-2022-9313)
  • 159846 Oracle Enterprise Linux Security Update for kernel (ELSA-2022-4642)
  • 160012 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel (ELSA-2022-9667)
  • 160089 Oracle Enterprise Linux Security Update for kernel (ELSA-2022-9781)
  • 179115 Debian Security Update for linux (DSA 5095-1)
  • 179117 Debian Security Update for linux (DSA 5096-1)
  • 179118 Debian Security Update for linux (DLA 2940-1)
  • 179119 Debian Security Update for linux-4.19 (DLA 2941-1)
  • 184521 Debian Security Update for linux (CVE-2022-0492)
  • 198672 Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-5302-1)
  • 198707 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5339-1)
  • 198708 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5337-1)
  • 198709 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5338-1)
  • 198728 Ubuntu Security Notification for Linux kernel (Intel IOTG) Vulnerabilities (USN-5362-1)
  • 198731 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5368-1)
  • 198740 Ubuntu Security Notification for Linux kernel (BlueField) Vulnerabilities (USN-5377-1)
  • 240125 Red Hat Update for kernel-rt (RHSA-2022:0821)
  • 240128 Red Hat Update for kernel security (RHSA-2022:0825)
  • 240129 Red Hat Update for kernel security (RHSA-2022:0820)
  • 240130 Red Hat Update for kernel-rt (RHSA-2022:0819)
  • 240144 Red Hat Update for kpatch-patch (RHSA-2022:0849)
  • 240154 Red Hat Update for kpatch-patch (RHSA-2022:0925)
  • 240220 Red Hat Update for kernel-rt (RHSA-2022:1413)
  • 240221 Red Hat Update for kpatch-patch (RHSA-2022:1418)
  • 240224 Red Hat Update for kernel security (RHSA-2022:1455)
  • 240352 Red Hat Update for kpatch-patch (RHSA-2022:4655)
  • 240355 Red Hat Update for kernel-rt (RHSA-2022:4644)
  • 240356 Red Hat Update for kernel (RHSA-2022:4642)
  • 240418 Red Hat Update for kpatch-patch (RHSA-2022:0851)
  • 257171 CentOS Security Update for kernel (CESA-2022:4642)
  • 353160 Amazon Linux Security Advisory for kernel : ALAS2-2022-1749
  • 353161 Amazon Linux Security Advisory for kernel : ALAS-2022-1563
  • 353165 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.4-2022-022
  • 353166 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.10-2022-010
  • 353242 Amazon Linux Security Advisory for kernel : ALAC2012-2022-036
  • 353243 Amazon Linux Security Advisory for kmod-mlx5 : ALAC2012-2022-037
  • 353244 Amazon Linux Security Advisory for kmod-sfc : ALAC2012-2022-038
  • 354304 Amazon Linux Security Advisory for kernel : ALAS2022-2022-024
  • 354468 Amazon Linux Security Advisory for kernel : ALAS2022-2022-185
  • 354542 Amazon Linux Security Advisory for kernel : ALAS-2022-185
  • 355199 Amazon Linux Security Advisory for kernel : ALAS2023-2023-070
  • 376925 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-2022:0125)
  • 377124 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-2022:0029)
  • 377703 F5 BIG-IP Linux kernel vulnerability cve-2022-0492 (K54724312)
  • 390264 Oracle VM Server for x86 Security Update for kernel (OVMSA-2022-0021)
  • 610418 Google Pixel Android June 2022 Security Patch Missing
  • 610422 Google Android July 2022 Security Patch Missing for Huawei EMUI
  • 6140405 AWS Bottlerocket Security Update for kernel (GHSA-cc3r-wh87-c924)
  • 671441 EulerOS Security Update for kernel (EulerOS-SA-2022-1366)
  • 671561 EulerOS Security Update for kernel (EulerOS-SA-2022-1523)
  • 671703 EulerOS Security Update for kernel (EulerOS-SA-2022-1735)
  • 671723 EulerOS Security Update for kernel (EulerOS-SA-2022-1780)
  • 671724 EulerOS Security Update for kernel (EulerOS-SA-2022-1779)
  • 671726 EulerOS Security Update for kernel (EulerOS-SA-2022-1782)
  • 671727 EulerOS Security Update for kernel (EulerOS-SA-2022-1781)
  • 751831 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0768-1)
  • 751832 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0765-1)
  • 751833 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0757-1)
  • 751835 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0767-1)
  • 751836 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0759-1)
  • 751837 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0762-1)
  • 751838 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0766-1)
  • 751851 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2022:0768-1)
  • 751852 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2022:0755-1)
  • 751853 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2022:0760-1)
  • 751939 SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 27 for SLE 12 SP5) (SUSE-SU-2022:1012-1)
  • 751950 SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 42 for SLE 12 SP3) (SUSE-SU-2022:1036-1)
  • 751999 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0760-1)
  • 753086 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0755-1)
  • 753132 SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 2 for SLE 15 SP3) (SUSE-SU-2022:0978-1)
  • 753285 SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 12 for SLE 15 SP2) (SUSE-SU-2022:1035-1)
  • 753300 SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 28 for SLE 12 SP5) (SUSE-SU-2022:0991-1)
  • 753327 SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 13 for SLE 15 SP3) (SUSE-SU-2022:0998-1)
  • 753348 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:1038-1)
  • 753373 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:1257-1)
  • 753441 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:14905-1)
  • 753487 SUSE Enterprise Linux Security Update for the Linux Kernel (Live Patch 10 for SLE 15 SP3) (SUSE-SU-2022:0984-1)
  • 900744 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (8945)
  • 901650 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (8966-1)
  • 906094 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (8945-1)
  • 906425 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (8966-2)
  • 940463 AlmaLinux Security Update for kernel (ALSA-2022:0825)
  • 960113 Rocky Linux Security Update for kernel-rt (RLSA-2022:819)
  • 960116 Rocky Linux Security Update for kernel (RLSA-2022:825)
  • 960782 Rocky Linux Security Update for kernel-rt (RLSA-2022:0819)
  • 960805 Rocky Linux Security Update for kernel (RLSA-2022:0825)
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