CVE-2022-33303 Uncontrolled resource consumption in Linux kernel
Attackers can cause a transient denial of service in the Linux kernel by sending malformed messages via the Gunyah Resource Manager queue.
- 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-2022-33303?
CVE-2022-33303 is a medium-severity denial of service vulnerability in Qualcomm Qca6574au Firmware, published on 6 Jun 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Transient DOS due to uncontrolled resource consumption in Linux kernel when malformed messages are sent from the Gunyah Resource Manager message queue.
Weakness: CWE-400
Which versions are affected by CVE-2022-33303?
It affects 21 products.
Products include Qualcomm Qca6574au Firmware, Qualcomm Qca6595au Firmware, Qualcomm Qca6696 Firmware, Qualcomm Sa6145p Firmware, Qualcomm Sa6150p Firmware, Qualcomm Sa6155p Firmware and 15 more.
How do I fix CVE-2022-33303?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2022-33303 being exploited?
There is no known exploitation of CVE-2022-33303 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Qca6574au Firmware
Sources
Also known as 3181878, A-261492548, GHSA-8pjh-cf85-78cc, PUB-A-261492548.