CVE-2026-86573mediumCWE-787

CVE-2026-86573: medium-severity vulnerability in Hitachi Disk Array Driver for AIX

Out-of-bounds Write Vulnerability in Hitachi Disk Array Driver for AIX, Hitachi Disk Array Driver for Virtual I/O Server

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13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.1epss 0.1%
Out-of-bounds write vulnerability in Hitachi Disk Array Driver for AIX and Hitachi Disk Array Driver for Virtual I/O Server. This issue affects Hitachi Disk Array Driver for AIX: from 01-00 before 01-23-/A; Hitachi Disk Array Driver for Virtual I/O Server: from 01-04 before 01-23-/A.
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H
Affected products
Hitachi · Hitachi Disk Array Driver for AIXHitachi · Hitachi Disk Array Driver for Virtual I/O Server
Related CVEs — Hitachi Disk Array Driver for AIX

In the same product, most dangerous first.

CVE-2026-82715HIGHInsecure Temporary File Vulnerability in Hitachi Disk Array Driver for AIX, Hitachi Disk Array Driver for Virtual I/O ServerEPSS 0.1%