In the Linux kernel, the following vulnerability has been resolved:
drm/amdgpu: Fix even more out of bound writes from debugfs
CVE-2021-42327 was fixed by:
commit f23750b5b3d98653b31d4469592935ef6364ad67 Author: Thelford Williams tdwilliamsiv@gmail.com Date: Wed Oct 13 16:04:13 2021 -0400
drm/amdgpu: fix out of bounds write
but amdgpudmdebugfs.c contains more of the same issue so fix the remaining ones.
v2: * Add missing fix in dpmaxbpc_write (Harry Wentland)