mirror/kimageformats
1
0
Fork 0
mirror of https://invent.kde.org/frameworks/kimageformats.git synced 2025-06-03 17:08:08 -04:00
Code Issues Packages Projects Releases Wiki Activity

pcx: Fix crash on fuzzed image

Browse Source
This commit is contained in:
Albert Astals Cid 2019-01-28 21:40:42 +01:00
parent 03c3c07004
commit 7e86e62e86
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/imageformats/pcx.cpp
View File

@ -325,6 +325,10 @@ static void readImage8(QImage &img, QDataStream &s, const PCXHEADER &header)
readLine(s, buf, header); readLine(s, buf, header);
uchar *p = img.scanLine(y); uchar *p = img.scanLine(y);
if (!p)
return;
unsigned int bpl = qMin(header.BytesPerLine, (quint16)header.width()); unsigned int bpl = qMin(header.BytesPerLine, (quint16)header.width());
for (unsigned int x = 0; x < bpl; ++x) { for (unsigned int x = 0; x < bpl; ++x) {
p[ x ] = buf[ x ]; p[ x ] = buf[ x ];