Merge pull request #4099 from melissalinkert/gh-3941

TIFF: check IFD entry offset before seeking
ome · Oct 4, 2023 · f9f4617 · f9f4617
2 parents 90bdfa5 + fc6e42e
commit f9f4617
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/components/formats-bsd/src/loci/formats/tiff/TiffParser.java b/components/formats-bsd/src/loci/formats/tiff/TiffParser.java
@@ -546,6 +546,9 @@ public Object getIFDValue(TiffIFDEntry entry) throws IOException {
         offset &= 0xffffffffL;
         offset += 0x100000000L;
       }
+      if (offset >= in.length()) {
+        return null;
+      }
       in.seek(offset);
     }