In the Linux kernel, the following vulnerability has been resolved: drm/sti: avoid potential dereference of error pointers The return value of drm_atomic_get_crtc_state() needs to be checked. To avoid use of error pointer 'crtc_state' in case of the failure.
https://git.kernel.org/stable/c/f67786293193cf01ebcc6fdbcbd1587b24f52679
https://git.kernel.org/stable/c/e98ff67f5a68114804607de549c2350d27628fc7
https://git.kernel.org/stable/c/8ab73ac97c0fa528f66eeccd9bb53eb6eb7d20dc
https://git.kernel.org/stable/c/831214f77037de02afc287eae93ce97f218d8c04
https://git.kernel.org/stable/c/40725c5fabee804fecce41d4d5c5bae80c45e1c4