CVE-2023-43525 Buffer Copy Without Checking Size of Input (`Classic Buffer Overflow`) in Audio
A buffer overflow in Qualcomm Snapdragon audio drivers allows attackers to corrupt memory, potentially leading to code execution or privilege escalation.
- 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-2023-43525?
CVE-2023-43525 is a medium-severity memory corruption vulnerability in Qualcomm Ar8035 Firmware, published on 6 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Memory corruption while copying the sound model data from user to kernel buffer during sound model register.
Weakness: CWE-120
Which versions are affected by CVE-2023-43525?
It affects 40 products.
Products include Qualcomm Ar8035 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Qam8255p Firmware, Qualcomm Qam8295p Firmware, Qualcomm Qam8650p Firmware, Qualcomm Qam8775p Firmware and 34 more.
How do I fix CVE-2023-43525?
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-2023-43525 being exploited?
There is no known exploitation of CVE-2023-43525 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 3527072, A-309462068, GHSA-5gqc-xc59-8hhw, PUB-A-309462068.