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()

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/06277983eca4a31d3c2114fa33d99a6e82484b11	Patch
https://git.kernel.org/stable/c/47038159c559824f4dbfb5b0d87b9b3416663372	Patch
https://git.kernel.org/stable/c/779c2f10743fc021f2f0ebe2b188cadfb973c5e4	Patch
https://git.kernel.org/stable/c/cf615b90a11a39a28e313be5e508e94bcde72016	Patch
https://git.kernel.org/stable/c/e9bef62f1bb9fcb38223730657af20f4c6283c16	Patch
https://git.kernel.org/stable/c/ea51fd96aca01381e8f1ac0c671a57b7619193bb	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

History

No history.

Information

Published : 2026-06-24 17:17

Updated : 2026-07-21 17:37

NVD link : CVE-2026-53066

Mitre link : CVE-2026-53066

CVE.ORG link : CVE-2026-53066

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-476

NULL Pointer Dereference

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