mirror/kimageformats
1
0
Fork 0
mirror of https://invent.kde.org/frameworks/kimageformats.git synced 2025-07-18 03:54:18 -04:00
Code Issues Packages Projects Releases Wiki Activity

Check the input buffer before passing it to libheif

Browse Source
This commit is contained in:
Daniel Novomesky
2021-03-02 12:35:27 +01:00
committed by Daniel Novomeský
parent c532227d43
commit 511a22f0b4
2 changed files with 8 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
src/imageformats/heif.cpp
View File

@ -261,6 +261,11 @@ bool HEIFHandler::canRead(QIODevice *device)
}
const QByteArray header = device->peek(28);
return HEIFHandler::isSupportedBMFFType(header);
}
bool HEIFHandler::isSupportedBMFFType(const QByteArray &header)
{
if (header.size() < 28) {
return false;
}
@ -364,7 +369,7 @@ bool HEIFHandler::ensureDecoder()
}
const QByteArray buffer = device()->readAll();
if (buffer.isEmpty()) {
if (!HEIFHandler::isSupportedBMFFType(buffer)) {
m_parseState = ParseHeicError;
return false;
}