CVE-2025-36462 Dell ControlVault3 ControlVault WBDI Driver Broadcom Storage Adapter out-of-bounds write vulnerability
A local attacker can trigger memory corruption in Dell ControlVault firmware via a crafted API call, potentially leading to code execution or privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-36462?
CVE-2025-36462 is a high-severity memory corruption vulnerability in Broadcom BCM5820X, published on 17 Nov 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official 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`.
Weakness: CWE-805
Which versions are affected by CVE-2025-36462?
How do I fix CVE-2025-36462?
No fix has been published for CVE-2025-36462 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2025-36462 being exploited?
There is no known exploitation of CVE-2025-36462 in the wild and no public exploit code.
Sources
Also known as GHSA-4jp4-vqwc-qh78.