CVE-2024-26647

Published: March 28, 2024Last modified: March 28, 2024

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix late derefrence 'dsc' check in 'link_set_dsc_pps_packet()' In link_set_dsc_pps_packet(), 'struct display_stream_compressor *dsc' was dereferenced in a DC_LOGGER_INIT(dsc->ctx->logger); before the 'dsc' NULL pointer check. Fixes the below: drivers/gpu/drm/amd/amdgpu/../display/dc/link/link_dpms.c:905 link_set_dsc_pps_packet() warn: variable dereferenced before check 'dsc' (see line 903)

Status

References

• https://git.kernel.org/stable/c/3bb9b1f958c3d986ed90a3ff009f1e77e9553207
• https://git.kernel.org/stable/c/6aa5ede6665122f4c8abce3c6eba06b49e54d25c
• https://git.kernel.org/stable/c/cf656fc7276e5b3709a81bc9d9639459be2b2647