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| author | Ryan Harrison <rharrison@chromium.org> | 2017-08-11 16:20:32 -0400 |
|---|---|---|
| committer | Chromium commit bot <commit-bot@chromium.org> | 2017-08-11 21:03:14 +0000 |
| commit | ddb9b7cdd19b63a81c4a094239e85f84acefaa17 (patch) | |
| tree | 8657940fb10d76a96ffe996cf17d70a1c65ca6de /fxbarcode/oned | |
| parent | d27998f6526272a5b8732106aa9b75f724434aca (diff) | |
| download | pdfium-ddb9b7cdd19b63a81c4a094239e85f84acefaa17.tar.xz | |
Add checks of index operations on string classes
Specifically the index parameter passed in to GetAt(), SetAt() and
operator[] are now being tested to be in bounds.
BUG=chromium:752480, pdfium:828
Change-Id: I9e94d58c98a8eaaaae53cd0e3ffe2123ea17d8c4
Reviewed-on: https://pdfium-review.googlesource.com/10651
Commit-Queue: Ryan Harrison <rharrison@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Diffstat (limited to 'fxbarcode/oned')
| -rw-r--r-- | fxbarcode/oned/BC_OnedCode128Writer.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fxbarcode/oned/BC_OnedCode128Writer.cpp b/fxbarcode/oned/BC_OnedCode128Writer.cpp index 644933d386..95a95b69e2 100644 --- a/fxbarcode/oned/BC_OnedCode128Writer.cpp +++ b/fxbarcode/oned/BC_OnedCode128Writer.cpp @@ -195,7 +195,7 @@ int32_t CBC_OnedCode128Writer::Encode128C(const CFX_ByteString& contents, if (std::isdigit(ch)) { patternIndex = FXSYS_atoi(contents.Mid(position, 2).c_str()); ++position; - if (std::isdigit(contents[position])) + if (position < contents.GetLength() && std::isdigit(contents[position])) ++position; } else { patternIndex = static_cast<int32_t>(ch); |