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Fix crash with array out of bounds when refNum index is incorrect.

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This commit is contained in:
cc9cii 2015-05-27 10:19:26 +10:00
parent 2c9bf343ac
commit 5fd107a95c
1 changed files with 4 additions and 2 deletions
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6
components/esm/loadcell.cpp
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@ -18,9 +18,11 @@ namespace
///< Translate 8bit/24bit code (stored in refNum.mIndex) into a proper refNum ///< Translate 8bit/24bit code (stored in refNum.mIndex) into a proper refNum
void adjustRefNum (ESM::RefNum& refNum, ESM::ESMReader& reader) void adjustRefNum (ESM::RefNum& refNum, ESM::ESMReader& reader)
{ {
int local = (refNum.mIndex & 0xff000000) >> 24; unsigned int local = (refNum.mIndex & 0xff000000) >> 24;
if (local) // If we have an index value that does not make sense, assume that it was an addition
// by the present plugin (but a faulty one)
if (local && local <= reader.getGameFiles().size())
{ {
// If the most significant 8 bits are used, then this reference already exists. // If the most significant 8 bits are used, then this reference already exists.
// In this case, do not spawn a new reference, but overwrite the old one. // In this case, do not spawn a new reference, but overwrite the old one.