On Thu, Jan 23, 2025 at 04:08:22AM -0800, Shubham Pushpkar wrote:
From: Alex Hung alex.hung@amd.com
commit 8aa2864044b9d13e95fe224f32e808afbf79ecdf ("drm/amd/display: Check link_index before accessing dc->links[]")
[WHY & HOW] dc->links[] has max size of MAX_LINKS and NULL is return when trying to access with out-of-bound index.
This fixes 3 OVERRUN and 1 RESOURCE_LEAK issues reported by Coverity.
Fixes: CVE-2024-46813 Reviewed-by: Harry Wentland harry.wentland@amd.com Acked-by: Tom Chung chiahsuan.chung@amd.com Signed-off-by: Alex Hung alex.hung@amd.com Tested-by: Daniel Wheeler daniel.wheeler@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com (cherry picked from commit 8aa2864044b9d13e95fe224f32e808afbf79ecdf) Signed-off-by: Shubham Pushpkar spushpka@cisco.com
drivers/gpu/drm/amd/display/dc/core/dc_link_exports.c | 3 +++ 1 file changed, 3 insertions(+)
What branch is this for?
thanks,
greg k-h