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

Severity: high (CVSS 7.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-11-17 · updated 2026-10-18
Weakness: CWE-805

Description

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`.

Affected products

Broadcom BCM5820X: all versions
Dell ControlVault3: before 5.15.14.19 — fixed in 5.15.14.19
Dell ControlVault3 Plus: before 6.2.36.47 — fixed in 6.2.36.47

How to fix

Upgrade to a fixed version: Dell ControlVault3 5.15.14.19; Dell ControlVault3 Plus 6.2.36.47. Check the vendor advisory for mitigations.

References

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