CVE-2024-49839 Buffer Over-read in WLAN Host Cmn
A buffer over-read in Qualcomm WLAN host allows attackers to cause memory corruption, potentially leading to code execution or denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-49839?
CVE-2024-49839 is a high-severity memory corruption vulnerability in Qualcomm Ar8035 Firmware, published on 3 Feb 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Memory corruption during management frame processing due to mismatch in T2LM info element.
Which versions are affected by CVE-2024-49839?
It affects 186 products.
Products include Qualcomm Ar8035 Firmware, Qualcomm Csr8811 Firmware, Qualcomm Fastconnect 6700 Firmware, Qualcomm Fastconnect 6900 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Immersive Home 214 Firmware and 180 more.
How do I fix CVE-2024-49839?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2024-49839 being exploited?
There is no known exploitation of CVE-2024-49839 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 3895196, A-377311997, ASB-A-377311997, GHSA-qr6j-94j6-gq32.