[PATCH] Fix nullptr + number

Issue #1759

Gbp-Pq: Name CVE-2026-93312.patch

diff --git a/poppler/JBIG2Stream.cc b/poppler/JBIG2Stream.cc
index 249e0b32638c75e48078699e865b167eaadcb6dd..657c512cfa2247d25375ac9637e95eb687f3e28d 100644 (file)
--- a/poppler/JBIG2Stream.cc
+++ b/poppler/JBIG2Stream.cc
@@ -1224,7 +1224,7 @@ bool JBIG2Stream::rewind()
     mmrDecoder->setStream(curStr);
     rewindSuccess = rewindSuccess && readSegments();
 
-    if (pageBitmap) {
+    if (pageBitmap && pageBitmap->isOk()) {
         dataPtr = pageBitmap->getDataPtr();
         dataEnd = dataPtr + pageBitmap->getDataSize();
     } else {