kernel: drm/gem: Fix inconsistent plane dimension calculation in drm_gem_fb_init_with_funcs()

A flaw was found in the Linux kernel's Direct Rendering Manager DRM Graphics Execution Manager GEM component. This vulnerability arises from an inconsistent calculation of plane dimensions, which can lead to incorrect memory allocation checks. A local attacker could exploit this by creating a...

Linux Distros Unpatched Vulnerability : CVE-2026-46209

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/gem: Fix inconsistent plane dimension calculation in drmgemfbinitwithfuncs drmgemfbinitwithfuncs computes sub-sampled plane dimensions using plain integer...