CVE-2020-25656 Linux Kernel vulnerability in StarWind products
Title: CVE-2020-25656 Linux Kernel vulnerability in StarWind products
Note: StarWind will continue to update this vulnerability as new information becomes available.
Vulnerability ID: SW-20210325-0006
Version: 1.0
Date: 2021-03-25
Status: Final
CVEs: CVE-2020-25656
- Overview
- Affected Products
- Remediation
- Revision History
Summary
A flaw was found in the Linux kernel. A use-after-free was found in the way the console subsystem was using ioctls KDGKBSENT and KDSKBSENT.
Impact
A local user could use this flaw to get read memory access out of bounds.
Vulnerability Scoring
| CVE | CVSS 2.0 Score | CVSS 3.x Score |
|---|---|---|
| CVE-2020-25656 | 1.9 (LOW) | 4.1 (MEDIUM) |
Vector
CVSS:3.1//AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N
References
| Resource | Hyperlink |
|---|---|
| NVD | https://nvd.nist.gov/vuln/detail/CVE-2020-25656 |
Affected Products:
StarWind HCA, SA, VTLA and software installations with the following builds:
StarWind VSAN for vSphere build 12533
StarWind VSAN for vSphere build 12658
StarWind VSAN for vSphere build 12859
StarWind VSAN for vSphere build 13170
StarWind VSAN for vSphere build 13586
StarWind VSAN for vSphere build 13861
Not affected products:
StarWind VSAN for Hyper-V (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)
Software Versions and Fixes
Fixed in StarWind VSAN for vSphere build 14033
Workaround
Update StarWind VSAN for vSphere to the build 14033 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
Final
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 | 2021-03-25 | Initial Public Release and Final Status |