1 files changed, 4 insertions, 1 deletions
diff --git a/git/diff.py b/git/diff.py
index c315a9a9..48b0e0d6 100644
--- a/git/diff.py
+++ b/git/diff.py
@@ -570,7 +570,10 @@ class Diff(object):
     def _handle_diff_line(lines_bytes: bytes, repo: "Repo", index: DiffIndex) -> None:
         lines = lines_bytes.decode(defenc)
 
-        for line in lines.split(":")[1:]:
+        # Discard everything before the first colon, and the colon itself.
+        _, _, lines = lines.partition(":")
+
+        for line in lines.split("\x00:"):
             meta, _, path = line.partition("\x00")
             path = path.rstrip("\x00")
             a_blob_id: Optional[str]