CVE-2025-47401 Buffer Over-read in WLAN HAL
A buffer over-read in the WLAN HAL allows attackers to cause a transient denial of service during channel configuration.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-47401?
CVE-2025-47401 is a medium-severity memory corruption vulnerability in Qualcomm Ar8035 Firmware, published on 4 May 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Transient DOS when processing target power rate tables during channel configuration.
Which versions are affected by CVE-2025-47401?
It affects 245 products.
Products include Qualcomm Ar8035 Firmware, Qualcomm Cologne Firmware, Qualcomm Cq7790 Firmware, Qualcomm Cq8725s Firmware, Qualcomm Cq8750m Firmware, Qualcomm Fastconnect 6200 Firmware and 239 more.
How do I fix CVE-2025-47401?
No fix has been published for CVE-2025-47401 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-2025-47401 being exploited?
There is no known exploitation of CVE-2025-47401 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Ar8035 Firmware
- CVE-2023-33106 Qualcomm Multiple Chipsets Use of Out-of-Range Pointer Offset
- CVE-2024-45569 Improper Validation of Array Index in WLAN Host Communication
- CVE-2024-21473 Improper Input Validation in WIN SON
- CVE-2023-28582 Buffer Copy Without Checking Size of Input in Data Modem
- CVE-2023-43552 Use After Free in WLAN Host Communication
Sources
Also known as GHSA-j2m8-jxhw-9x9r.