CVE-2018-5711

gd_gif_in.c in the GD Graphics Library (aka libgd), as used in PHP before 5.6.33, 7.0.x before 7.0.27, 7.1.x before 7.1.13, and 7.2.x before 7.2.1, has an integer signedness error that leads to an infinite loop via a crafted GIF file, as demonstrated by a call to the imagecreatefromgif or imagecreatefromstring PHP function. This is related to GetCode_ and gdImageCreateFromGifCtx.

gd_gif_in.c in the GD Graphics Library (aka libgd), as used in PHP before 5.6.33, 7.0.x before 7.0.27, 7.1.x before 7.1.13, and 7.2.x before 7.2.1, has an integer signedness error that leads to an infinite loop via a crafted GIF file, as demonstrated by a call to the imagecreatefromgif or imagecreatefromstring PHP function. This is related to GetCode_ and gdImageCreateFromGifCtx.

gd_gif_in.c en GD Graphics Library (también conocida como libgd), tal y como se emplea en PHP en versiones anteriores a la 5.6.33, versiones 7.0.x anteriores a la 7.0.27, versiones 7.1.x anteriores a la 7.1.13 y versiones 7.2.x anteriores a la 7.2.1, tiene un error en la propiedad signedness de un número entero que conduce a un bucle infinito mediante un archivo GIF manipulado, tal y como demuestra una llamada a las funciones de PHP imagecreatefromgif o imagecreatefromstring. Esto se relaciona con GetCode_ y gdImageCreateFromGifCtx.