CVE-2026-90298: drm/sun4i: tcon: Drop TCON TOP device reference
Published Sep 17, 2026
·Updated
In the Linux kernel, the following vulnerability has been resolved:
drm/sun4i: tcon: Drop TCON TOP device reference
offinddevicebynode() takes a device reference. Drop it after mux configuration succeeds.
Event History
Sep 17, 2026
CVE Published
via MITRE·04:08 PM
Data Sourced
via MITRE·04:08 PM
Description
Frequently Asked Questions
1
What condition must occur for the reference to be released by the fix?
The fix drops the device reference after TCON TOP mux configuration succeeds. The affected path involves a device reference acquired through of_find_device_by_node().