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NTAP-20220217-0005 — CVE-2021-4083 Linux Kernel Vulnerability in NetApp Products

Published 2022-02-17 · Updated 2024-03-07 · Status: Interim · Exploitation: Public · Severity: not scored · ONTAP affected: No — other NetApp product

Official advisory: NTAP-20220217-0005 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.

Product family: Brocade SAN firmware · Baseboard management controllers · SolidFire / NetApp HCI | other NetApp product

CVEs in this advisory

CVE-2021-4083 · site index

Impact

Successful exploitation of this vulnerability could lead to disclosure of sensitive information, addition or modification of data, or Denial of Service (DoS). <br><br> FAS/AFF Baseboard Management Controller (BMC) - 8300/8700/A400 version 13.10 is Affected

Affected products

Brocade Fabric Operating System Firmware
FAS/AFF Baseboard Management Controller (BMC) - 8300/8700/A400/C400
NetApp HCI Baseboard Management Controller (BMC) - H300S/H500S/H700S/H410S
NetApp HCI Baseboard Management Controller (BMC) - H410C
NetApp SolidFire & HCI Management Node

Official fixes

FAS/AFF Baseboard Management Controller (BMC) - 8300/8700/A400/C400 — vendor fix ↗

References

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=054aa8d439b9 ↗

What to do

Compare your installed product and version against the affected list above and the official advisory's affected-versions table.
Apply the fixed release named in the official advisory, or the documented workaround if no fix ships yet.
Limit management-plane exposure (BMC/management interfaces, web UIs, SNMP) until patched.
Track follow-ups in the site CVE index and the security RSS feed.