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Protect against too big resize for a QByteArray

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oss-fuzz/48480
This commit is contained in:
Albert Astals Cid 2022-08-03 19:23:19 +02:00
parent e6955e1f03
commit 62e477a6f2
1 changed files with 3 additions and 0 deletions
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3
src/imageformats/psd.cpp
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@ -938,6 +938,9 @@ inline void labToRgb(uchar *target, qint32 targetChannels, const char *source, q
bool readChannel(QByteArray& target, QDataStream &stream, quint32 compressedSize, quint16 compression)
{
if (compression) {
if (compressedSize > kMaxQVectorSize) {
return false;
}
QByteArray tmp;
tmp.resize(compressedSize);
if (stream.readRawData(tmp.data(), tmp.size()) != tmp.size()) {