drm/prime: Fix use after free in mmap with drmgemttm_mmap
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.5 by commit 4f8e469a2384dfa4047145b0093126462cbb6dc0, it was introduced in version v5.5 by commit 9786b65bc61acec63f923978c75e707afbb74bc7. For more details please see the references link.