CVE-2023-33117 Use After Free in Audio
A use-after-free vulnerability in Qualcomm Snapdragon audio components allows attackers to execute arbitrary code or escalate privileges via crafted AVCS commands.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-33117?
CVE-2023-33117 is a high-severity use after free vulnerability in Qualcomm Ar8035 Firmware, published on 2 Jan 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Memory corruption when HLOS allocates the response payload buffer to copy the data received from ADSP in response to AVCS_LOAD_MODULE command.
Weakness: CWE-416
Which versions are affected by CVE-2023-33117?
It affects 141 products.
Products include Qualcomm Ar8035 Firmware, Qualcomm Csra6620 Firmware, Qualcomm Csra6640 Firmware, Qualcomm Fastconnect 6200 Firmware, Qualcomm Fastconnect 6700 Firmware, Qualcomm Fastconnect 6800 Firmware and 135 more.
How do I fix CVE-2023-33117?
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-2023-33117 being exploited?
There is no known exploitation of CVE-2023-33117 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 3531543, A-303101067, ASB-A-303101067, GHSA-gf8x-c888-36h7.