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CVE-2024-40926

drm/nouveau: don't attempt to schedule hpd_work on headless cards PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected ae1aadb1eb8d3cbc52e42bee71d67bd4a71f9f07 before 227349998e5740f14d531b0f0d704e66b1ed3c2f; affected ae1aadb1eb8d3cbc52e42bee71d67bd4a71f9f07 before b96a225377b6602299a03d2ce3c289b68cd41bb7
Linux / Linuxaffected 6.7; unaffected 0 before 6.7; unaffected 6.9.6 through 6.9.*; unaffected 6.10 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CVE

No English description supplied.

CISA-ADP

No English description supplied.

No references supplied.