CVE-2026-93193
kernel: drm/rockchip: analogix_dp: Fix OF node reference leak via auto cleanup
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 17, 2026
Updated · October 14, 2026
Description
A flaw was found in the Linux kernel's drm/rockchip: analogix_dp component. A reference leak occurs in the rockchip_dp_drm_encoder_enable() function because of_get_child_by_name() does not symmetrically call of_node_put(). This can lead to resource exhaustion, potentially causing a denial of service (DoS) for the system.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-911 · Improper Update of Reference Count