CVE-2026-86573Out-of-bounds Write Vulnerability in Hitachi Disk Array Driver for AIX, Hitachi Disk Array Driver for Virtual I/O Server
Updated under an hour ago ()
Does this affect you?
It affects Hitachi Disk Array Driver for AIX and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Free account, 1 product
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
- 5.1 MEDIUM (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H
- Weakness (CWE)
- CWE-787
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Hitachi
- NVD analysis
- Deferred
- Record last updated
- Oct 18, 2026
- First seen by InfoSec Signals
- Oct 14, 2026
Affected products
Hitachi Hitachi Disk Array Driver for AIX hitachi:disk_array_driver_for_aix (from the name) | from 01-00 before 01-23-/A; fixed at 01-23-/A | CNA record |
Hitachi Hitachi Disk Array Driver for Virtual I/O Server hitachi:disk_array_driver_for_virtual_i_o_server (from the name) | from 01-04 before 01-23-/A; fixed at 01-23-/A | CNA record |
References
- https://www.hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-137/index.html
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.