tree aea3c738de3c83b6ed199c8866fa0ddfd75704bb
parent 79e3789f81e14266578e71196ce71ecf5381d142
author Werner Lemberg <wl@gnu.org> 1497548390 +0200
committer Werner Lemberg <wl@gnu.org> 1497548390 +0200

[bdf, cff] Integer overflows.

Reported as

  https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=2244
  https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=2261

* src/bdf/bdfdrivr.c (BDF_Face_Init): Replace calls to FT_ABS with
direct code to avoid value negation.

* src/cff/cf2blues.c (cf2_blues_capture): Use SUB_INT32 and
ADD_INT32.