# CVE-2026-92863: Hitachi Dynamic Link Manager for AIX integer overflow

Source: https://junglewise.ai/threats/cve-2026-92863-integer-overflow-vulnerability-in-hitachi-dynamic-link-manager  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-10. Updated: 2026-11-10  
License: CC BY 4.0 with a link back

CVE-2026-92863 · Severity: high · CVSS 7 · Published 2026-11-10

Hitachi Dynamic Link Manager for AIX, a storage management software, contains an integer overflow vulnerability that allows a local attacker with low privileges to gain elevated access and potentially corrupt or steal sensitive data. An exploit requires local system access and specific conditions, but could lead to system compromise.

Vendors: [Hitachi](https://junglewise.ai/threats/vendors/hitachi).

## Quick answers

**Is CVE-2026-92863 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-92863 being exploited in the wild.

**How severe is CVE-2026-92863?** High severity, with a CVSS score of 7, published 10 November 2026.

**Which products and versions are affected?** Hitachi Dynamic Link Manager for AIX before 9.0.4-01.

**Is there a fix for CVE-2026-92863?** Yes: fixed in 9.0.4-01. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-92863 attacked?** It is attacked with local access, in a software library.

**Am I affected by CVE-2026-92863?** Check whether you run Hitachi Dynamic Link Manager for AIX at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- Fixed in 9.0.4-01

## Technical details

An integer overflow exists in Hitachi Dynamic Link Manager for AIX versions before 9.0.4-01, exploitable via a local attack vector with low privilege and high complexity. The vulnerability can be triggered without user interaction to achieve high impact on confidentiality, integrity, and availability. Hitachi has released version 9.0.4-01 as a fix.

## Affected products

- Hitachi Dynamic Link Manager for AIX before 9.0.4-01

## Timeline

- 2026-11-10: disclosed

## References

- [https://www.hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-162/index.html](https://www.hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-162/index.html)

## Related threats

- [Hitachi Dynamic Link Manager for AIX insecure temporary file](https://junglewise.ai/threats/cve-2026-92864-insecure-temporary-file-vulnerability-in-hitachi-dynamic-link)