JLSEC-2025-14 cairo 1.16.0, in cairo_ft_apply_variations() in cairo-ft-font.c, would free memory using a free func...

cairo 1.16.0, in cairoftapplyvariations in cairo-ft-font.c, would free memory using a free function incompatible with WebKit's fastMalloc, leading to an application crash with a "free: invalid pointer" error...