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-rw-r--r--java/openjdk11/files/patch-commit-c484d89042823
1 files changed, 23 insertions, 0 deletions
diff --git a/java/openjdk11/files/patch-commit-c484d890428 b/java/openjdk11/files/patch-commit-c484d890428
new file mode 100644
index 000000000000..39ac7a7e8e46
--- /dev/null
+++ b/java/openjdk11/files/patch-commit-c484d890428
@@ -0,0 +1,23 @@
+commit c484d8904285652246c3af212a4211b9a8955149
+Author: Thomas Stuefe <stuefe@openjdk.org>
+Date: Tue Mar 16 05:49:01 2021 +0000
+
+ 8263557: Possible NULL dereference in Arena::destruct_contents()
+
+ Reviewed-by: kbarrett, coleenp
+
+diff --git src/hotspot/share/memory/arena.cpp src/hotspot/share/memory/arena.cpp
+index 8388f68c359..16059bed9be 100644
+--- src/hotspot/share/memory/arena.cpp
++++ src/hotspot/share/memory/arena.cpp
+@@ -310,7 +310,9 @@ void Arena::destruct_contents() {
+ // reset size before chop to avoid a rare racing condition
+ // that can have total arena memory exceed total chunk memory
+ set_size_in_bytes(0);
+- _first->chop();
++ if (_first != NULL) {
++ _first->chop();
++ }
+ reset();
+ }
+