Heap buffer overflow on PNG file parsing.
vulners.com/securityvulns/securityvulns:doc:10665
vulners.com/securityvulns/securityvulns:doc:10666
vulners.com/securityvulns/securityvulns:doc:10667
vulners.com/securityvulns/securityvulns:doc:10668
vulners.com/securityvulns/securityvulns:doc:10669