libgd 2.1.0-rc2-2.2.5 - NULL Pointer Dereference via gdImageClone
gdImageClone in gd.c in libgd 2.1.0-rc2 through 2.2.5 has a NULL pointer dereference allowing attackers to crash an application via a specific function call sequence. Only affects PHP when linked with an external libgd (not bundled).