CVE-2025-47395 Buffer Over-read in WLAN Firmware
A buffer over-read in Qualcomm WLAN firmware allows attackers to cause a transient denial of service by sending crafted management frames.
- 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-2025-47395?
CVE-2025-47395 is a medium-severity denial of service vulnerability in Qualcomm Wcn7861 Firmware, published on 6 Jan 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Transient DOS while parsing a WLAN management frame with a Vendor Specific Information Element.
Weakness: CWE-126
Which versions are affected by CVE-2025-47395?
It affects 1 product.
Products include Qualcomm Wcn7861 Firmware.
How do I fix CVE-2025-47395?
No fix has been published for CVE-2025-47395 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2025-47395 being exploited?
There is no known exploitation of CVE-2025-47395 in the wild and no public exploit code.
Sources
Also known as GHSA-gr5m-fj76-2rh6.