CVE-2023-33110 Use of Out-of-range Pointer Offset in Audio
A race condition in the Qualcomm Snapdragon audio driver allows memory corruption, potentially enabling code execution or privilege escalation.
- 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-2023-33110?
CVE-2023-33110 is a high-severity vulnerability in Qualcomm Snapdragon 429 Mobile Platform 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
The session index variable in PCM host voice audio driver initialized before PCM open, accessed during event callback from ADSP and reset during PCM close may lead to race condition between event callback - PCM close and reset session index causing memory corruption.
Which versions are affected by CVE-2023-33110?
It affects 123 products.
Products include Qualcomm Snapdragon 425 Mobile Platform Firmware, Qualcomm Snapdragon 427 Mobile Platform Firmware, Qualcomm Snapdragon 429 Mobile Platform Firmware, Qualcomm Snapdragon 430 Mobile Platform Firmware, Qualcomm Snapdragon 435 Mobile Platform Firmware, Qualcomm Snapdragon 439 Mobile Platform Firmware and 117 more.
How do I fix CVE-2023-33110?
Apply the vendor's patch.
Is CVE-2023-33110 being exploited?
There is no known exploitation of CVE-2023-33110 in the wild and no public exploit code.
Sources
Also known as 3459076, A-303101147, ASB-A-303101147, GHSA-vw9c-c8qf-hw7g.