CVE-2025-47378 Exposure of Sensitive System Information to an Unauthorized Control Sphere in HLOS
A cryptographic issue in Qualcomm Snapdragon HLOS allows unauthorized access to the boot loader and certificate chain, exposing sensitive system information.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-47378?
CVE-2025-47378 is a high-severity vulnerability in Qualcomm Cologne Firmware, published on 2 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Cryptographic Issue when a shared VM reference allows HLOS to boot loader and access cert chain.
Weakness: CWE-497
Which versions are affected by CVE-2025-47378?
It affects 74 products.
Products include Qualcomm Cologne Firmware, Qualcomm Fastconnect 6700 Firmware, Qualcomm Fastconnect 6800 Firmware, Qualcomm Fastconnect 6900 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Lemans Au Lgit Firmware and 68 more.
How do I fix CVE-2025-47378?
No fix has been published for CVE-2025-47378 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-47378 being exploited?
There is no known exploitation of CVE-2025-47378 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Cologne Firmware
Sources
Also known as GHSA-hpq4-rxrf-q4qg.