CVE-2026-93193

Summary

In the Linux kernel, the following vulnerability has been resolved:

drm/rockchip: analogix_dp: Fix OF node reference leak via auto cleanup

Sashiko reported a reference leak in rockchip_dp_drm_encoder_enable(), the of_get_child_by_name() function does not call of_node_put() in a symmetrical way [1].

Fix the device node reference leak by using __free(device_node) to automatically manage of_node_put() for all device nodes.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux729f8eefdcadaff98606931e691910f17d8d59d6 < 396a193867c6e8ee810287d6f79624144b5629e9affected
LinuxLinux729f8eefdcadaff98606931e691910f17d8d59d6 < 887315e5d2eb87c3d6d0da9f7610bc5b3113ae30affected
LinuxLinux729f8eefdcadaff98606931e691910f17d8d59d6 < 87e060521371257ddbb77964b66e60d80afcc7b2affected
LinuxLinux6.16affected
LinuxLinux0 < 6.16unaffected
LinuxLinux6.18.52 <= 6.18.*unaffected
LinuxLinux7.2.6 <= 7.2.*unaffected
LinuxLinux7.3-rc1 <= *unaffected

Weaknesses

References