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()
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Linux Linux
Default version status: unaffected
96180dde23b799272ab2e7d47210c8840799d0d2 to < ea51fd96aca01381e8f1ac0c671a57b7619193bbaffected96180dde23b799272ab2e7d47210c8840799d0d2 to < cf615b90a11a39a28e313be5e508e94bcde72016affected96180dde23b799272ab2e7d47210c8840799d0d2 to < 779c2f10743fc021f2f0ebe2b188cadfb973c5e4affected96180dde23b799272ab2e7d47210c8840799d0d2 to < 47038159c559824f4dbfb5b0d87b9b3416663372affected96180dde23b799272ab2e7d47210c8840799d0d2 to < e9bef62f1bb9fcb38223730657af20f4c6283c16affected96180dde23b799272ab2e7d47210c8840799d0d2 to < 06277983eca4a31d3c2114fa33d99a6e82484b11affected
Linux Linux
Default version status: affected
4.17affected0 to < 4.17unaffected6.1.175 to ≤ 6.1.*unaffected6.6.141 to ≤ 6.6.*unaffected6.12.91 to ≤ 6.12.*unaffected6.18.33 to ≤ 6.18.*unaffected7.0.10 to ≤ 7.0.*unaffected7.1 to ≤ *unaffected
References
- 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 ↗