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NTAP-20250919-0003 — CVE-2023-45322 Libxml2 Vulnerability in NetApp Products

Published 2025-09-19 · Updated 2025-10-29 · Status: Interim · Exploitation: Public · Severity: MEDIUM 6.5 · ONTAP affected: Yes

Official advisory: NTAP-20250919-0003 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.

Product family: Active IQ Unified Manager · ONTAP · NetApp Console / BlueXP · Other NetApp products · SolidFire / NetApp HCI · SnapManager / Snap utilities  |  ONTAP-relevant  |  highest CVSS: 6.5

CVEs in this advisory

What the CVE records say

CVE-2023-45322 — libxml2 through 2.11.5 has a use-after-free that can only occur after a certain memory allocation fails. This occurs in xmlUnlinkNode in tree.c. NOTE: the vendor's position is "I don't think these issues are critical enough to warrant a CVE ID ... because an attacker typically can't control when memory allocations fail."

Impact

Successful exploitation of this vulnerability could lead to Denial of Service (DoS).

Affected products

Official fixes

References

What to do

  1. 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.
  2. If affected and a fixed release exists, plan the upgrade — see the ONTAP upgrade runbook.
  3. If exploitation is listed as "active", treat remediation as urgent and review exposure (management LIFs, ONTAP S3, SnapMirror endpoints).
  4. Harden in parallel: security hardening baseline and ransomware protection on ONTAP.

Related reading

Browse all ONTAP CVEs → · Security hub