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CVE-2025-21941

drm/amd/display: Fix null check for pipe_ctx->plane_state in resource_build_scaling_params PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix null check for pipe_ctx->plane_state in resource_build_scaling_params Null pointer dereference issue could occur when pipe_ctx->plane_state is null. The fix adds a check to ensure 'pipe_ctx->plane_state' is not null before accessing. This prevents a null pointer dereference. Found by code review. (cherry picked from commit 63e6a77ccf239337baa9b1e7787cde9fa0462092)

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 3be5262e353b8ab97c528bfc7d0dd3c820e4ba27 before 265422915416468ba91bffa56addbff45e18342a; affected 3be5262e353b8ab97c528bfc7d0dd3c820e4ba27 before f435192e00bc4d5d4134356b93212670ec47fa8d; affected 3be5262e353b8ab97c528bfc7d0dd3c820e4ba27 before c1e54752dc12e90305eb0475ca908f42f5b369ca; affected 3be5262e353b8ab97c528bfc7d0dd3c820e4ba27 before 3b3c2be58d5275aa59d8b4810a59f173f2f5bac1; affected 3be5262e353b8ab97c528bfc7d0dd3c820e4ba27 before e0345c3478f185ca840daac7f08a1fcd4ebec3e9; affected 3be5262e353b8ab97c528bfc7d0dd3c820e4ba27 before 3748fad09d89e9a5290e1738fd6872a79f794743; affected 3be5262e353b8ab97c528bfc7d0dd3c820e4ba27 before 374c9faac5a763a05bc3f68ad9f73dab3c6aec90
Linux / Linuxaffected 4.15; unaffected 0 before 4.15; unaffected 5.10.236 through 5.10.*; unaffected 5.15.180 through 5.15.*; unaffected 6.1.131 through 6.1.*; unaffected 6.6.83 through 6.6.*; unaffected 6.12.19 through 6.12.*; unaffected 6.13.7 through 6.13.*; unaffected 6.14 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

CVE

No English description supplied.