CVE-2019-20326

The CVE-2019-20326 issue affects gThumb (image viewer) across multiple distros, caused by a heap-based buffer overflow in cairo_image_surface_create_from_jpeg() inside extensions/cairo_io/cairo-image-surface-jpeg.c. In Debian 9 (DLA-2749), the fix is in gthumb 3:3.4.4.1-5+deb9u2. Ubuntu advisorie...