CVE-2026-53066 Details
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()
A vulnerability has been identified in the Linux kernel's DRM Sun4i backend, where the function 'drm_atomic_get_plane_state()' can return an error pointer. This return value is not properly checked, leading to a potential dereference of an error pointer. The issue was detected by Smatch during the atomic check process for the Sun4i backend.
Users can upgrade to the latest version of the Linux kernel where this vulnerability has been addressed. The specific commit that resolves this issue is '06277983eca4a31d3c2114fa33d99a6e82484b11', which is included in the Linux kernel stable tree.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://git.kernel.org/stable/c/06277983eca4a31d3c2114fa33d99a6e82484b11 | kernel.org | Patch |
| https://git.kernel.org/stable/c/47038159c559824f4dbfb5b0d87b9b3416663372 | kernel.org | Patch |
| https://git.kernel.org/stable/c/779c2f10743fc021f2f0ebe2b188cadfb973c5e4 | kernel.org | Patch |
| https://git.kernel.org/stable/c/cf615b90a11a39a28e313be5e508e94bcde72016 | kernel.org | Patch |
| https://git.kernel.org/stable/c/e9bef62f1bb9fcb38223730657af20f4c6283c16 | kernel.org | Patch |
| https://git.kernel.org/stable/c/ea51fd96aca01381e8f1ac0c671a57b7619193bb | kernel.org | Patch |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-476 | NULL Pointer Dereference | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| linux linux kernel | >= 4.17, < 6.1.175 >= 6.2, < 6.6.141 >= 6.7, < 6.12.91 >= 6.13, < 6.18.33 >= 6.19, < 7.0.10 |
CPE
Remediation
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Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 21, 2026 | Initial Analysis | [email protected] |
| Jun 24, 2026 | New CVE Received | kernel.org |