File poppler-CVE-2022-27337.patch of Package poppler-qt

Overview Repositories Revisions Requests Users Attributes Meta

File poppler-CVE-2022-27337.patch of Package poppler-qt

Index: poppler-0.43.0/poppler/Hints.cc
===================================================================
--- poppler-0.43.0.orig/poppler/Hints.cc
+++ poppler-0.43.0/poppler/Hints.cc
@@ -123,14 +123,30 @@ void Hints::readTables(BaseStream *str,
   obj.initNull();
   Stream *s = str->makeSubStream(hintsOffset, gFalse, hintsLength, &obj);
   s->reset();
-  for (Guint i=0; i < hintsLength; i++) { *p++ = s->getChar(); }
+  for (Guint i=0; i < hintsLength; i++) {
+    const int c = s->getChar();
+    if (unlikely(c == EOF)) {
+      error(errSyntaxWarning, -1, "Found EOF while reading hints");
+      delete s;
+      return;
+    }
+    *p++ = c;
+  }
   delete s;
 
   if (hintsOffset2 && hintsLength2) {
     obj.initNull();
     s = str->makeSubStream(hintsOffset2, gFalse, hintsLength2, &obj);
     s->reset();
-    for (Guint i=0; i < hintsLength2; i++) { *p++ = s->getChar(); }
+    for (Guint i=0; i < hintsLength2; i++) {
+    const int c = s->getChar();
+      if (unlikely(c == EOF)) {
+        error(errSyntaxWarning, -1, "Found EOF while reading hints");
+        delete s;
+        return;
+      }
+      *p++ = c;
+    }
     delete s;
   }

Places

File poppler-CVE-2022-27337.patch of Package poppler-qt

Places