Stop at non-conforming Debug Directory entry

Debug directory is not necessary for program execution. Sometimes toolchains
put there data not conforming to any standards. It is still possible to
parse the rest of the file, no need to fail parsing with an error.

pe-parser-library/src/parse.cpp

@@ -1881,20 +1881,23 @@ bool getDebugDir(parsed_pe *p) {
         rawData =
             curEnt.AddressOfRawData + p->peHeader.nt.OptionalHeader64.ImageBase;
       } else {
-        return false;
+        break;
       }
 
       //
       // Get the section for the data
       //
       section dataSec;
       if (!getSecForVA(p->internal->secs, rawData, dataSec)) {
-        return false;
+        break;
       }
 
       debugent ent;
 
       auto dataofft = static_cast<std::uint32_t>(rawData - dataSec.sectionBase);
+      if (dataofft + curEnt.SizeOfData > dataSec.sectionData->bufLen) {
+        break;
+      }
       ent.type = curEnt.Type;
       ent.data = makeBufferFromPointer(
           reinterpret_cast<std::uint8_t *>(dataSec.sectionData->buf + dataofft),