drm/amdkfd: validate SVM ioctl nattr against buffer size

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Validate nattr field against the buffer size, preventing
out-of-bounds buffer access via user-controlled attribute count.

Reviewed-by: Amir Shetaia <Amir.Shetaia@amd.com>
Signed-off-by: Alysa Liu <Alysa.Liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Alysa Liu 2026-04-21 10:18:28 -04:00 • committed by Alex Deucher

parent 793aebf57d

commit 5eca8bfdfa

2 changed files with 27 additions and 2 deletions

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26

drivers/gpu/drm/amd/amdkfd/kfd_chardev.c

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3

drivers/gpu/drm/amd/amdkfd/kfd_priv.h

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