CVE-2024-49848 Use After Free in DSP Service
A use-after-free vulnerability in the DSP service allows attackers to execute arbitrary code or escalate privileges via malicious IOCTL calls.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-49848?
CVE-2024-49848 is a medium-severity use after free vulnerability in Qualcomm Ar8035 Firmware, published on 7 Apr 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Memory corruption while processing multiple IOCTL calls from HLOS to DSP.
Weakness: CWE-416
Which versions are affected by CVE-2024-49848?
It affects 147 products.
Products include Qualcomm Ar8035 Firmware, Qualcomm Fastconnect 6200 Firmware, Qualcomm Fastconnect 6700 Firmware, Qualcomm Fastconnect 6900 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Qam8255p Firmware and 141 more.
How do I fix CVE-2024-49848?
Apply the vendor's patch.
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-2024-49848 being exploited?
There is no known exploitation of CVE-2024-49848 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 3908517, A-388048362, ASB-A-388048362, GHSA-3pq5-82wc-xqgh.