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HDR: readHeader() sanity checks

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This commit is contained in:
Mirco Miranda
2025-11-17 15:50:35 +01:00
parent 379c3c1738
commit 7202e77c74
1 changed files with 11 additions and 5 deletions
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16
src/imageformats/hdr.cpp
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@ -125,14 +125,16 @@ public:
Header h; Header h;
int cnt = 0; int cnt = 0;
int len; int len = 0;
QByteArray line(MAXLINE + 1, Qt::Uninitialized); QByteArray line(MAXLINE, char());
QByteArray format; QByteArray format;
// Parse header // Parse header
do { do {
len = device->readLine(line.data(), MAXLINE); len = device->readLine(line.data(), line.size());
if (len < 0) {
break;
}
if (line.startsWith("FORMAT=")) { if (line.startsWith("FORMAT=")) {
format = line.mid(7, len - 7).trimmed(); format = line.mid(7, len - 7).trimmed();
} }
@ -173,7 +175,11 @@ public:
return h; return h;
} }
len = device->readLine(line.data(), MAXLINE); len = device->readLine(line.data(), line.size());
if (len < 0) {
qCDebug(HDRPLUGIN) << "Invalid HDR file, error while reading the first line after the header";
return h;
}
line.resize(len); line.resize(len);
/* /*