CVE-2023-33074 Use After Free in Audio
A use-after-free vulnerability in Qualcomm Snapdragon audio drivers allows attackers to execute arbitrary code or escalate privileges via SSR events.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-33074?
CVE-2023-33074 is a high-severity use after free vulnerability in Qualcomm Qam8255p Firmware, published on 7 Nov 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Memory corruption in Audio when SSR event is triggered after music playback is stopped.
Which versions are affected by CVE-2023-33074?
It affects 60 products.
Products include Qualcomm Qam8255p Firmware, Qualcomm Qam8295p Firmware, Qualcomm Qam8650p Firmware, Qualcomm Qam8775p Firmware, Qualcomm Qca6574 Firmware, Qualcomm Qca6574a Firmware and 54 more.
How do I fix CVE-2023-33074?
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-2023-33074 being exploited?
There is no known exploitation of CVE-2023-33074 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Qam8255p Firmware
- CVE-2025-47372 Buffer Copy Without Checking Size of Input in Boot
- CVE-2023-43517 Improper Access Control in Automotive Multimedia
- CVE-2023-33108 Use After Free in Graphics
- CVE-2025-47357 Missing Authentication for Critical Function in SMSS
- CVE-2025-47393 Improper Validation of Array Index in Automotive Linux OS
Sources
Also known as 3434828, A-295039157, ASB-A-295039157, GHSA-9p33-fhfv-86gg.