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| author | Nicolas Pena <npm@chromium.org> | 2017-05-16 18:30:24 -0400 |
|---|---|---|
| committer | Chromium commit bot <commit-bot@chromium.org> | 2017-05-17 00:56:02 +0000 |
| commit | 7876609b3540137663d48282ad94ba42a3749e73 (patch) | |
| tree | 81c594651cb6a048ee61699a876dd12d5e471082 /xfa/fxfa/fm2js/xfa_program.h | |
| parent | b332581e185760597e8f0160011b1e6094634ed8 (diff) | |
| download | pdfium-7876609b3540137663d48282ad94ba42a3749e73.tar.xz | |
Gif: Detect string decoding errors
This CL adds some checks to make sure the DecodeString method does not go out
out control:
If code is equal to code_table[code].prefix, it will try to loop forever.
Even if that's not the case, avoid reading a negative position from the stack.
Bug: chromium:722672
Change-Id: I638f91542ba21f3a9915198fef853cc3cf94f4f1
Reviewed-on: https://pdfium-review.googlesource.com/5513
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Nicolás Peña <npm@chromium.org>
Diffstat (limited to 'xfa/fxfa/fm2js/xfa_program.h')
0 files changed, 0 insertions, 0 deletions