OOB reads of the TGA decompression buffer (CVE-2016-6906).
Double-free in gdImageWebPtr() (CVE-2016-6912).
gdImageCreate() doesn't check for oversized images and as such is prone to DoS vulnerabilities (CVE-2016-9317).
Potential unsigned underflow in gd_interpolation.c (CVE-2016-10166).
DOS vulnerability in gdImageCreateFromGd2Ctx() (CVE-2016-10167).
Signed Integer Overflow gd_io.c (CVE-2016-10168).