tree 72e2e0c455f684527aae176a5886ed49e8609020
parent 8439534daa1d3a5705ba92e653eda9251246dd61
author Cosmin Truta <ctruta@gmail.com> 1549251656 -0500
committer Cosmin Truta <ctruta@gmail.com> 1549251656 -0500

Call png_image_free_function without guarding it with png_safe_execute

png_image_free_function (or any other destructor) should never fail.
Destructors need not and must not be executed under png_safe_execute.

Reference: CVE-2019-7317, use-after-free in png_image_free