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| author | Winson Chung <winsonc@google.com> | 2017-02-15 20:16:27 +0000 |
|---|---|---|
| committer | android-build-merger <android-build-merger@google.com> | 2017-02-15 20:16:27 +0000 |
| commit | 81fed39da361ba3d8bfa8e346aa5d5b59d9fe506 (patch) | |
| tree | 87d2a0b919a243e55e42e35673a8f370c750ae25 | |
| parent | ee380123ca6d487b5ce2737ef0c75f8efcd557ba (diff) | |
| parent | 948dd5fa710343070ba21fa1c011df653ab23a8c (diff) | |
| download | libgdx-81fed39da361ba3d8bfa8e346aa5d5b59d9fe506.tar.gz | |
Security fix for overflow check. am: ebb6f04c88 am: d44ed48f0c
am: 948dd5fa71
Change-Id: I6960c5eabec2182b983c0876e53d7db1bf2692e3
| -rw-r--r-- | gdx/jni/gdx2d/stb_image.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gdx/jni/gdx2d/stb_image.h b/gdx/jni/gdx2d/stb_image.h index cf9ab59c2..d91b308af 100644 --- a/gdx/jni/gdx2d/stb_image.h +++ b/gdx/jni/gdx2d/stb_image.h @@ -4460,7 +4460,7 @@ static int stbi__parse_png_file(stbi__png *z, int scan, int req_comp) return stbi__err("Bad x","Bad x"); // initial guess for decoded data size to avoid unnecessary reallocs bpl = (s->img_x * depth + 7) / 8; // bytes per line, per component - if (bpl > (INT_MAX - s->img_y) / bpl / s->img_y) + if (bpl > (INT_MAX - s->img_y) / s->img_n / s->img_y) return stbi__err("Integer Overflow","y incorrect"); raw_len = bpl * s->img_y * s->img_n /* pixels */ + s->img_y /* filter mode per row */; z->expanded = (stbi_uc *) stbi_zlib_decode_malloc_guesssize_headerflag((char *) z->idata, ioff, raw_len, (int *) &raw_len, !is_iphone); |