Title: CVE-2022-0492 Linux kernel vulnerability in StarWind products

Note: StarWind will continue to update this vulnerability as new information becomes available

Vulnerability ID: SW-20230125-0001

Version: 1.0

Date: 2023-01-25

Status: Interim

CVEs: CVE-2022-0492

Summary

A vulnerability was found in the Linux kernel’s cgroup_release_agent_write in the kernel/cgroup/cgroup-v1.c function.

Impact

This flaw, under certain circumstances, allows the use of the cgroups v1 release_agent feature to escalate privileges and bypass the namespace isolation unexpectedly.

 

Vulnerability Scoring

CVE CVSS 2.0 Score CVSS 3.x Score

CVE-2022-0492

6.9 (MEDIUM) 7.8 (HIGH)

Vector

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

 

References

Resource Hyperlink
NVD NVD – CVE-2022-0492 (nist.gov)

 

Affected Products: 

StarWind VSAN build 14398

Not affected products:

StarWind SAN&NAS (previous versions)

StarWind HCA and Command Center (all versions)

StarWind VTL component (all versions for Windows Server)

StarWind V2V (all versions)

StarWind Tape Redirector component (all versions)

StarWind Deduplication Analyzer (all versions)

StarWind rPerf (all versions)

StarWind iSCSI Accelerator (all versions)

StarWind NVMe-oF Initiator (all versions)

Workaround

None.

Obtaining Software Fixes 

Software updates will be available in StarWind release notes – https://www.starwindsoftware.com/release-notes-build. To update the software, perform the steps described at the following link  – https://knowledgebase.starwindsoftware.com/guidance/upgrading-from-any-starwind-version-to-any-starwind-version/ or contact support to perform an update. You can submit a support request using the following link https://www.starwindsoftware.com/support-form or contact Support directly via email support@starwind.com or via phone +1 617 829 4499.

This vulnerability article should be considered as the single source of current, up-to-date, authorized and accurate information posted by StarWind Software.

Revision History 

Revision # Date Comments
1.0 2023-01-25 Initial Public Release