CVE-2025-27049 Buffer Over-read in Camera
A buffer over-read in the camera driver allows attackers to cause a transient denial of service via a crafted IOCTL call.
- 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-2025-27049?
CVE-2025-27049 is a medium-severity denial of service vulnerability in Qualcomm Fastconnect 6700 Firmware, published on 9 Oct 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Transient DOS while processing IOCTL call for image encoding.
Weakness: CWE-126
Which versions are affected by CVE-2025-27049?
It affects 31 products.
Products include Qualcomm Fastconnect 6700 Firmware, Qualcomm Fastconnect 6900 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Qcc2072 Firmware, Qualcomm Qcm5430 Firmware, Qualcomm Qcm6490 Firmware and 25 more.
How do I fix CVE-2025-27049?
No fix has been published for CVE-2025-27049 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-2025-27049 being exploited?
There is no known exploitation of CVE-2025-27049 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Fastconnect 6700 Firmware
- CVE-2024-43047 Qualcomm Multiple Chipsets Use-After-Free
- CVE-2023-21671 Improper Input Validation in Core
- CVE-2024-21464 Buffer Copy Without Checking Size of Input in Data Network Stack & Connectivity
- CVE-2024-33047 Buffer Over-read in Display
- CVE-2024-23360 Improper Access Control in Graphics Windows
Sources
Also known as GHSA-j56r-vg47-f726.