---
id: "CVE-2026-91758"
page: "https://infrastack.ai/live/CVE-2026-91758"
kind: "vulnerability"
aliases: ["CVE-2026-91758"]
title: "Hitachi Dynamic Link Manager for Linux: out-of-bounds read and write flaw"
severity: "high"
cvss: 7.8
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["dynamic-link-manager", "hitachi", "infrastructure", "linux"]
not_affected_if: ["version-9.0.5-00-or-later"]
published_at: "2026-11-10T05:18:14+00:00"
first_seen_at: "2026-11-10T05:19:58+00:00"
updated_at: "2026-11-10T05:22:17+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-91758", "first_seen_at": "2026-11-10T05:19:58+00:00"}]
exploit_sources: []
---

# Hitachi Dynamic Link Manager for Linux: out-of-bounds read and write flaw

Link for people: https://infrastack.ai/live/CVE-2026-91758 (this .md is for agents)

Hitachi Dynamic Link Manager for Linux, a multipath tool for storage access, has an out-of-bounds read and write flaw in versions from 7.5.0-00 before 9.0.5-00. The sources do not say what an attacker gets beyond memory corruption, so the impact is rated from the reported CVSS 7.8.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

- Check the installed Dynamic Link Manager for Linux version on the host; the sources do not name the exact command.

## Fix

- Move to `9.0.5-00` or later, per the affected range in the NVD description.

## Timeline

- 2026-11-10T05:19:58+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-91758

## From the sources

Out-of-bounds Read and Write Vulnerability in Hitachi Dynamic Link Manager for Linux.

This issue affects Hitachi Dynamic Link Manager for Linux: from 7.5.0-00 before 9.0.5-00.

---

_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_