Title: CVE-2020-36322 Linux kernel vulnerability in StarWind products

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

Vulnerability ID: SW-20220816-0001

Version: 1.0

Date: 2022-08-16

Status: Interim

CVEs: CVE-2020-36322

Summary

An issue was discovered in the FUSE filesystem implementation in the Linux kernel before 5.10.6, aka CID-5d069dbe8aaf. This affects the function fuse_do_getattr() that calls make_bad_inode() in inappropriate situations, causing a system crash. NOTE: the original fix for this vulnerability was incomplete, and its incompleteness is tracked as CVE-2021-28950.

Impact 

An issue in the FUSE filesystem implementation in the Linux kernel, causing a system crash.

Vulnerability Scoring

CVE CVSS 2.0 Score CVSS 3.x Score
CVE-2020-36322 4.9 (MEDIUM) 5.5 (MEDIUM)

Vector

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

References

Resource Hyperlink
NVD https://nvd.nist.gov/vuln/detail/CVE-2020-36322

 

Affected Products:

StarWind VSAN Version V8 (build 14338)

Not affected products:

StarWind VSAN (all previous versions)

StarWind SAN&NAS (all versions)

StarWind Command Center (any setup)

StarWind VTLA (any setup)

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)

StarWind SA (any setup)

Software Versions and Fixes

Fixed in StarWind VSAN Version V8 (build 14398)

Workaround

Update StarWind VSAN Version V8 (build 14398) or higher

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.

Status of Notice

Interim

StarWind will continue to update information regarding this vulnerability as new details become available.

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 2022-08-16 Initial Public Release