Update vendored libmaxminddb to 1.13.1

oschwald · claude · oschwald · commit 40549ca10501 · 2026-02-24T15:13:42.000-08:00
This includes security hardening for corrupt/malicious databases:
integer overflow fixes, bounds checking, and use-after-free prevention.

Co-Authored-By: Claude Opus 4.6 &lt;noreply@anthropic.com&gt;
diff --git a/HISTORY.rst b/HISTORY.rst
@@ -3,6 +3,14 @@
 History
 -------
 
+3.1.0 (2026-02-24)
+++++++++++++++++++
+
+* The vendored ``libmaxminddb`` has been updated to 1.13.1. This includes
+  several security hardening improvements when reading corrupt or malicious
+  database files, including fixes for integer overflows, bounds checking, and
+  use-after-free prevention.
+
 3.0.0 (2025-10-15)
 ++++++++++++++++++
 
diff --git a/extension/libmaxminddb b/extension/libmaxminddb
@@ -1 +1 @@
-Subproject commit cba618d6581b7dbe83478c798d9e58faeaa6b582
+Subproject commit de43d4f767f22ea4027892a01d5aec89687757da
