CVE-2017-1000421

https://notcve.org/view.php?id=CVE-2017-1000421

Gifsicle gifview 1.89 and older is vulnerable to a use-after-free in the read_gif function resulting potential code execution Gifsicle gifview 1.89 y anteriores es vulnerable a un uso de memoria previamente liberada en la función read_gif, lo que da lugar a una potencial ejecución de código. • https://github.com/kohler/gifsicle/issues/114 https://lists.debian.org/debian-lts-announce/2018/01/msg00006.html https://www.debian.org/security/2018/dsa-4084 • CWE-416: Use After Free •