CVE-2025-36462 HIGH

CVE-2025-36462: Dell ControlVault3 ControlVault WBDI Driver Broadcom Storage Adapter out-of-bounds write vulnerability

Vendor Broadcom
Product BCM5820X
Weakness CWE-805
Published November 17, 2025
Last update February 26, 2026

CVSS base score

7.3/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction Required
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

Multiple out-of-bounds read and write vulnerabilities exist in the ControlVault WBDI Driver Broadcom Storage Adapter functionality of Dell ControlVault3 prior to 5.15.14.19 and Dell ControlVault3 Plus prior to 6.2.36.47. A specially crafted WinBioControlUnit call can lead to memory corruption. An attacker can issue an api call to trigger this vulnerability. This vulnerability is triggered when submitting a `WinBioControlUnit` call to the StorageAdapter with the ControlCode 3 (`WBIO_USH_CREATE_CHALLENGE`) with an invalid `ReceiveBuferSize`.

Key dates

02Disclosure timeline

November 17, 2025 CVE published
February 26, 2026 Record updated