File poppler-CVE-2019-9545.patch of Package poppler.31252
Index: poppler-0.79.0/poppler/JBIG2Stream.cc
===================================================================
--- poppler-0.79.0.orig/poppler/JBIG2Stream.cc
+++ poppler-0.79.0/poppler/JBIG2Stream.cc
@@ -1880,6 +1880,10 @@ bool JBIG2Stream::readSymbolDictSeg(unsi
huffTableF, huffTableH, huffTableK, huffTableO,
huffTableO, huffTableO, huffTableO, huffTableA,
sdrTemplate, sdrATX, sdrATY);
+ if (unlikely(!bitmaps[numInputSyms + i])) {
+ error(errSyntaxError, curStr->getPos(), "NULL bitmap in readTextRegion");
+ goto syntaxError;
+ }
}
// non-ref/agg coding