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NTAP-20260424-0013 — CVE-2026-23112 Linux Kernel Vulnerability in NetApp Products

Published 2026-04-24 · Updated 2026-09-24 · Status: Interim · Exploitation: Public · Severity: CRITICAL 9.8 · ONTAP affected: Yes

Official advisory: NTAP-20260424-0013 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.

Product family: ONTAP · Other NetApp products · NetApp Console / BlueXP | ONTAP-relevant | highest CVSS: 9.8

CVEs in this advisory

CVE-2026-23112 — CRITICAL · CVSS 9.8 · site index

What the CVE records say

CVE-2026-23112 — In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: add bounds checks in nvmet_tcp_build_pdu_iovec nvmet_tcp_build_pdu_iovec() could walk past cmd->req.sg when a PDU length or offset exceeds sg_cnt and then use bogus sg->length/offset values, leading to _copy_to_iter() GPF/KASAN. Guard sg_idx, remaining entries, and sg->length/offset before building the bvec.

Impact

Successful exploitation of this vulnerability could lead to disclosure of sensitive information, addition or modification of data, or Denial of Service (DoS).

Affected products

ONTAP Select Deploy administration utility
FAS/AFF BIOS - A900/9500
NetApp Console Agent OVA

References

https://lore.kernel.org/linux-cve-announce/2026021302-CVE-2026-23112-6499@gregkh/T/#u ↗

What to do

Check the affected products listed above against the official advisory's affected-versions table — that is where the exact ONTAP 9 release, ONTAP tool, or management product versions are named.
If affected and a fixed release exists, plan the upgrade — see the ONTAP upgrade runbook.
If exploitation is listed as "active", treat remediation as urgent and review exposure (management LIFs, ONTAP S3, SnapMirror endpoints).
Harden in parallel: security hardening baseline and ransomware protection on ONTAP.