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CVE-2024-43886

drm/amd/display: Add null check in resource_log_pipe_topology_update PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Add null check in resource_log_pipe_topology_update [WHY] When switching from "Extend" to "Second Display Only" we sometimes call resource_get_otg_master_for_stream on a stream for the eDP, which is disconnected. This leads to a null pointer dereference. [HOW] Added a null check in dc_resource.c/resource_log_pipe_topology_update.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected d8bafc2b1eeae78317d37b3440d1022977e9b28c before c36e922a36bdf69765c340a0857ca74092003bee; affected d8bafc2b1eeae78317d37b3440d1022977e9b28c before 899d92fd26fe780aad711322aa671f68058207a6
Linux / Linuxaffected 6.7; unaffected 0 before 6.7; unaffected 6.10.5 through 6.10.*; unaffected 6.11 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.