third_party/exiv2
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Prevent overflow in addition. Fixes bug #482

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This commit is contained in:
Andreas Huggel 2006-08-01 15:49:41 +00:00
parent 7afb76c263
commit 781983a96a
1 changed files with 1 additions and 1 deletions
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2
src/tiffvisitor.cpp
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@ -753,7 +753,7 @@ namespace Exiv2 {
return;
}
object->pData_ = pData_ + baseOffset() + object->offset();
if (object->pData() + object->size() > pLast_) {
if (object->size() > static_cast<uint32_t>(pLast_ - object->pData())) {
#ifndef SUPPRESS_WARNINGS
std::cerr << "Warning: Upper boundary of data for "
<< "directory " << object->groupName()