CVE-2023-43544 Use After Free in Audio
A use-after-free flaw in Qualcomm Snapdragon audio drivers allows attackers to execute arbitrary code or escalate privileges via IPC callback handling.
- 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-2023-43544?
CVE-2023-43544 is a medium-severity use after free vulnerability in Qualcomm Ar8035 Firmware, published on 3 Jun 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Memory corruption when IPC callback handle is used after it has been released during register callback by another thread.
Weakness: CWE-416
Which versions are affected by CVE-2023-43544?
It affects 27 products.
Products include Qualcomm Ar8035 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Qam8255p Firmware, Qualcomm Qam8775p Firmware, Qualcomm Qca6584au Firmware, Qualcomm Qca6698aq Firmware and 21 more.
How do I fix CVE-2023-43544?
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-2023-43544 being exploited?
There is no known exploitation of CVE-2023-43544 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 3556647, A-314786525, GHSA-p47r-vj3p-gg4p, PUB-A-314786525.