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Use of Uninitialized Resource

CVE-2024-40926

Medium
5.5/10

Summary

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: don't attempt to schedule hpd_work on headless cards If the card doesn't have display hardware, hpd_work and hpd_lock are left uninitialized which causes BUG when attempting to schedule hpd_work on runtime PM resume. Fix it by adding headless flag to DRM and skip any hpd if it's set.

  • LOW
  • LOCAL
  • NONE
  • UNCHANGED
  • NONE
  • LOW
  • NONE
  • HIGH

CWE-908 - Use of Uninitialized Resource

The software uses or accesses a resource that has not been initialized.

References

Advisory Timeline

  • Published