[FFmpeg-cvslog] [FFmpeg/FFmpeg] c9151d: avcodec/dvdsubdec: fix out of bounds accesses

Mon Jan 5 05:11:42 CET 2015

  Branch: refs/heads/master
  Home:   https://github.com/FFmpeg/FFmpeg
  Commit: c9151de7c42553bb145be608df8513c1287f1f24
      https://github.com/FFmpeg/FFmpeg/commit/c9151de7c42553bb145be608df8513c1287f1f24
  Author: wm4 <nfxjfg at googlemail.com>
  Date:   2015-01-05 (Mon, 05 Jan 2015)

  Changed paths:
    M libavcodec/dvdsubdec.c

  Log Message:
  -----------
  avcodec/dvdsubdec: fix out of bounds accesses

The code blindly trusted buffer offsets read from the file in the RLE
decoder. Explicitly check the offset. Also error out on other RLE
decoding errors.

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>