CVE-2026-93193 PUBLISHED

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

Assigner: Linux
Reserved: 17.09.2026 Published: 17.09.2026 Updated: 17.09.2026

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.

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from 729f8eefdcadaff98606931e691910f17d8d59d6 to 396a193867c6e8ee810287d6f79624144b5629e9 (excl.)
  • affected from 729f8eefdcadaff98606931e691910f17d8d59d6 to 887315e5d2eb87c3d6d0da9f7610bc5b3113ae30 (excl.)
  • affected from 729f8eefdcadaff98606931e691910f17d8d59d6 to 87e060521371257ddbb77964b66e60d80afcc7b2 (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • Version 6.16 is affected
  • unaffected from 0 to 6.16 (excl.)
  • unaffected from 6.18.52 to 6.18.* (incl.)
  • unaffected from 7.2.6 to 7.2.* (incl.)
  • unaffected from 7.3-rc1 to * (incl.)

References