Is CVE-2026-86573 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-86573?

CVE-2026-86573 has a CVSS v3 severity of MEDIUM (5.1).

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CVE-2026-86573

Description

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.