Fix zero-length IPTC mishandling

Via drewnoakes/metadata-extractor#247
drewnoakes · Nov 24, 2017 · ce4479f · ce4479f
1 parent 48b46b9
commit ce4479f
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/MetadataExtractor/Formats/Iptc/IptcReader.cs b/MetadataExtractor/Formats/Iptc/IptcReader.cs
@@ -116,8 +116,8 @@ public IptcDirectory Extract([NotNull] SequentialReader reader, long length)
                     break;
                 }
 
-                // we need at least five bytes left to read a tag
-                if (offset + 5 > length)
+                // we need at least four bytes left to read a tag
+                if (offset + 4 > length)
                 {
                     directory.AddError("Too few bytes remain for a valid IPTC tag");
                     break;