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CVE-2026-53066

drm/sun4i: backend: fix error pointer dereference

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()
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version 96180dde23b799272ab2e7d47210c8840799d0d2
Version < ea51fd96aca01381e8f1ac0c671a57b7619193bb
Status affected
Version 96180dde23b799272ab2e7d47210c8840799d0d2
Version < cf615b90a11a39a28e313be5e508e94bcde72016
Status affected
Version 96180dde23b799272ab2e7d47210c8840799d0d2
Version < 779c2f10743fc021f2f0ebe2b188cadfb973c5e4
Status affected
Version 96180dde23b799272ab2e7d47210c8840799d0d2
Version < 47038159c559824f4dbfb5b0d87b9b3416663372
Status affected
Version 96180dde23b799272ab2e7d47210c8840799d0d2
Version < e9bef62f1bb9fcb38223730657af20f4c6283c16
Status affected
Version 96180dde23b799272ab2e7d47210c8840799d0d2
Version < 06277983eca4a31d3c2114fa33d99a6e82484b11
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 4.17
Status affected
Version 0
Version < 4.17
Status unaffected
Version <= 6.1.*
Version 6.1.175
Status unaffected
Version <= 6.6.*
Version 6.6.141
Status unaffected
Version <= 6.12.*
Version 6.12.91
Status unaffected
Version <= 6.18.*
Version 6.18.33
Status unaffected
Version <= 7.0.*
Version 7.0.10
Status unaffected
Version <= *
Version 7.1
Status unaffected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.16% 0.056
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://git.kernel.org/stable/c/ea51fd96aca01381e8f1ac0c671a57b7619193bb
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/e9bef62f1bb9fcb38223730657af20f4c6283c16
https://git.kernel.org/stable/c/06277983eca4a31d3c2114fa33d99a6e82484b11