Description
In the Linux kernel, the following vulnerability has been resolved: drm/mxsfb: Disable overlay plane in mxsfb_plane_overlay_atomic_disable() When disabling overlay plane in mxsfb_plane_overlay_atomic_update(), overlay plane's framebuffer pointer is NULL. So, dereferencing it would cause a kernel Oops(NULL pointer dereferencing). Fix the issue by disabling overlay plane in mxsfb_plane_overlay_atomic_disable() instead.
Product status
cb285a5348e768dbc8edfe28cc2be5ec0c7e1a33 (git) before 8bf2d4ca521d3acb57fc1607386e749b3cc92aaf
cb285a5348e768dbc8edfe28cc2be5ec0c7e1a33 (git) before 0f98de0a11d29821d9448114178ddc1b1fe32a18
cb285a5348e768dbc8edfe28cc2be5ec0c7e1a33 (git) before aa656d48e871a1b062e1bbf9474d8b831c35074c
5.19
Any version before 5.19
6.1.54 (semver)
6.5.4 (semver)
6.6 (original_commit_for_fix)
References
git.kernel.org/...c/8bf2d4ca521d3acb57fc1607386e749b3cc92aaf
git.kernel.org/...c/0f98de0a11d29821d9448114178ddc1b1fe32a18
git.kernel.org/...c/aa656d48e871a1b062e1bbf9474d8b831c35074c