CVE-2026-46209

CVE-2026-46209 affects the Linux kernel DRM GEM: a discrepancy between plane dimension calculations in drm_gem_fb_init_with_funcs() (plain integer division) and framebuffer_check() (DIV_ROUND_UP via drm_format_info_plane_width/height) can cause GEM size checks to miscalculate, potentially allowin...