CVE-2026-53066

critical

Description

In the Linux kernel, the following vulnerability has been resolved: drm/sun4i: backend: fix error pointer dereference The function drm_atomic_get_plane_state() can return an error pointer and is not checked for it. Add error pointer check. Detected by Smatch: drivers/gpu/drm/sun4i/sun4i_backend.c:496 sun4i_backend_atomic_check() error: 'plane_state' dereferencing possible ERR_PTR()

References

https://git.kernel.org/stable/c/ea51fd96aca01381e8f1ac0c671a57b7619193bb

https://git.kernel.org/stable/c/e9bef62f1bb9fcb38223730657af20f4c6283c16

https://git.kernel.org/stable/c/cf615b90a11a39a28e313be5e508e94bcde72016

https://git.kernel.org/stable/c/779c2f10743fc021f2f0ebe2b188cadfb973c5e4

https://git.kernel.org/stable/c/47038159c559824f4dbfb5b0d87b9b3416663372

https://git.kernel.org/stable/c/06277983eca4a31d3c2114fa33d99a6e82484b11

Details

Source: Mitre, NVD

Published: 2026-06-24

Updated: 2026-06-24

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.00161