CVE-2026-53066
Published Jun 24, 2026
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()
EPSS — Exploit Prediction
0.0016
Probability of exploitation
0.06%
Percentile rank
EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.
References
Other References
https://git.kernel.org/stable/c/06277983eca4a31d3c2114fa33d99a6e82484b11
https://git.kernel.org/stable/c/47038159c559824f4dbfb5b0d87b9b3416663372
https://git.kernel.org/stable/c/779c2f10743fc021f2f0ebe2b188cadfb973c5e4
https://git.kernel.org/stable/c/cf615b90a11a39a28e313be5e508e94bcde72016
https://git.kernel.org/stable/c/e9bef62f1bb9fcb38223730657af20f4c6283c16
https://git.kernel.org/stable/c/ea51fd96aca01381e8f1ac0c671a57b7619193bb
Frequently Asked Questions
What is CVE-2026-53066? +
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()
How do I check if I'm vulnerable to CVE-2026-53066? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.