CVE-2026-93126 remoteproc: qcom_q6v5_adsp: Fix reference leak for device node
A reference leak in the Qualcomm ADSP remoteproc driver can lead to resource exhaustion and denial of service.
- 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-2026-93126?
CVE-2026-93126 is a denial of service vulnerability in Linux, published on 17 Sep 2026. 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:
remoteproc: qcom_q6v5_adsp: Fix reference leak for device node
When calling of_parse_phandle_with_args(), the caller is responsible to call of_node_put() to release the reference of device node. In adsp_map_carveout, it does not release the reference.
Which versions are affected by CVE-2026-93126?
How do I fix CVE-2026-93126?
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-2026-93126 being exploited?
There is no known exploitation of CVE-2026-93126 in the wild and no public exploit code.
Sources
Also known as AZL-102675, BELL-CVE-2026-93126, DEBIAN-CVE-2026-93126, GHSA-x6hm-2gxw-v8r3, UBUNTU-CVE-2026-93126.