diff --git a/src/java.management/share/native/libmanagement/VMManagementImpl.c b/src/java.management/share/native/libmanagement/VMManagementImpl.c
index 38a5b6af0cc..46f3b03b18e 100644
--- a/src/java.management/share/native/libmanagement/VMManagementImpl.c
+++ b/src/java.management/share/native/libmanagement/VMManagementImpl.c
@@ -44,7 +44,7 @@ Java_sun_management_VMManagementImpl_getVersion0
     // for internal use
     unsigned int micro = (unsigned int) jmm_version & 0xFF;
 
-    sprintf(buf, "%d.%d", major, minor);
+    snprintf(buf, sizeof(buf), "%d.%d", major, minor);
     version_string = (*env)->NewStringUTF(env, buf);
     return version_string;
 }
diff --git a/src/java.management/share/native/libmanagement/management.c b/src/java.management/share/native/libmanagement/management.c
index 281e3d0ffac..4553a02c086 100644
--- a/src/java.management/share/native/libmanagement/management.c
+++ b/src/java.management/share/native/libmanagement/management.c
@@ -57,6 +57,6 @@ JNIEXPORT jint JNICALL
 void throw_internal_error(JNIEnv* env, const char* msg) {
     char errmsg[128];
 
-    sprintf(errmsg, "errno: %d error: %s\n", errno, msg);
+    snprintf(errmsg, sizeof(errmsg), "errno: %d error: %s\n", errno, msg);
     JNU_ThrowInternalError(env, errmsg);
 }
diff --git a/src/jdk.management/share/native/libmanagement_ext/management_ext.c b/src/jdk.management/share/native/libmanagement_ext/management_ext.c
index 02285521042..726f1e7b5b9 100644
--- a/src/jdk.management/share/native/libmanagement_ext/management_ext.c
+++ b/src/jdk.management/share/native/libmanagement_ext/management_ext.c
@@ -57,6 +57,6 @@ JNIEXPORT jint JNICALL
 void throw_internal_error(JNIEnv* env, const char* msg) {
     char errmsg[128];
 
-    sprintf(errmsg, "errno: %d error: %s\n", errno, msg);
+    snprintf(errmsg, sizeof(errmsg), "errno: %d error: %s\n", errno, msg);
     JNU_ThrowInternalError(env, errmsg);
 }