A buffer over-read (at the framebuffer layer) in the fbcon code in the Linux kernel before 5.8.15 could be used by local attackers to read kernel memory, aka CID-6735b4632def.
bugzilla.suse.com/show_bug.cgi?id=1178886
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.15
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5af08640795b2b9a940c9266c0260455377ae262
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6735b4632def0640dbdf4eb9f99816aca18c4f16
syzkaller.appspot.com/bug?id=08b8be45afea11888776f897895aef9ad1c3ecfd