CVE-2025-47356 Double Free in Video
Concurrent thread access to shared resources causes a double free, potentially allowing code execution or denial of service on Qualcomm Snapdragon devices.
- 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-2025-47356?
CVE-2025-47356 is a high-severity use after free vulnerability in Qualcomm Cologne 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
Memory Corruption when multiple threads concurrently access and modify shared resources.
Weakness: CWE-415
Which versions are affected by CVE-2025-47356?
It affects 19 products.
Products include Qualcomm Cologne Firmware, Qualcomm Fastconnect 6900 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Qca0000 Firmware, Qualcomm Sc8380xp Firmware, Qualcomm Wcd9378c Firmware and 13 more.
How do I fix CVE-2025-47356?
No fix has been published for CVE-2025-47356 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2025-47356 being exploited?
There is no known exploitation of CVE-2025-47356 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Cologne Firmware
Sources
Also known as GHSA-93hm-9f4h-hw39.