CVE-2022-50633 usb: dwc3: qcom: Fix memory leak in dwc3_qcom_interconnect_init
A memory leak in the Qualcomm DWC3 USB driver allows local attackers to cause a denial of service by exhausting kernel memory.
- 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-2022-50633?
CVE-2022-50633 is a memory corruption vulnerability in Linux, published on 9 Dec 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
usb: dwc3: qcom: Fix memory leak in dwc3_qcom_interconnect_init
of_icc_get() alloc resources for path handle, we should release it when not need anymore. Like the release in dwc3_qcom_interconnect_exit() function. Add icc_put() in error handling to fix this.
Which versions are affected by CVE-2022-50633?
How do I fix CVE-2022-50633?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-50633 being exploited?
There is no known exploitation of CVE-2022-50633 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2022-50633, GHSA-hrx8-h9vp-3pj7, UBUNTU-CVE-2022-50633.