diff --git a/2021/42xxx/CVE-2021-42140.json b/2021/42xxx/CVE-2021-42140.json
new file mode 100644
index 00000000000..e59adbd2679
--- /dev/null
+++ b/2021/42xxx/CVE-2021-42140.json
@@ -0,0 +1,18 @@
+{
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+        "ASSIGNER": "cve@mitre.org",
+        "STATE": "RESERVED"
+    },
+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/2021/42xxx/CVE-2021-42141.json b/2021/42xxx/CVE-2021-42141.json
new file mode 100644
index 00000000000..ffe83b77e30
--- /dev/null
+++ b/2021/42xxx/CVE-2021-42141.json
@@ -0,0 +1,18 @@
+{
+    "data_type": "CVE",
+    "data_format": "MITRE",
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+        "ASSIGNER": "cve@mitre.org",
+        "STATE": "RESERVED"
+    },
+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/2021/42xxx/CVE-2021-42142.json b/2021/42xxx/CVE-2021-42142.json
new file mode 100644
index 00000000000..13b9488de30
--- /dev/null
+++ b/2021/42xxx/CVE-2021-42142.json
@@ -0,0 +1,18 @@
+{
+    "data_type": "CVE",
+    "data_format": "MITRE",
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+        "ASSIGNER": "cve@mitre.org",
+        "STATE": "RESERVED"
+    },
+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/2021/42xxx/CVE-2021-42143.json b/2021/42xxx/CVE-2021-42143.json
new file mode 100644
index 00000000000..884384de3a6
--- /dev/null
+++ b/2021/42xxx/CVE-2021-42143.json
@@ -0,0 +1,18 @@
+{
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+        "ASSIGNER": "cve@mitre.org",
+        "STATE": "RESERVED"
+    },
+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/2021/42xxx/CVE-2021-42144.json b/2021/42xxx/CVE-2021-42144.json
new file mode 100644
index 00000000000..3bdd2c30650
--- /dev/null
+++ b/2021/42xxx/CVE-2021-42144.json
@@ -0,0 +1,18 @@
+{
+    "data_type": "CVE",
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+        "ASSIGNER": "cve@mitre.org",
+        "STATE": "RESERVED"
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+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/2021/42xxx/CVE-2021-42145.json b/2021/42xxx/CVE-2021-42145.json
new file mode 100644
index 00000000000..48e43f78168
--- /dev/null
+++ b/2021/42xxx/CVE-2021-42145.json
@@ -0,0 +1,18 @@
+{
+    "data_type": "CVE",
+    "data_format": "MITRE",
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+    "CVE_data_meta": {
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+        "ASSIGNER": "cve@mitre.org",
+        "STATE": "RESERVED"
+    },
+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/2021/42xxx/CVE-2021-42146.json b/2021/42xxx/CVE-2021-42146.json
new file mode 100644
index 00000000000..5e5da71e6a7
--- /dev/null
+++ b/2021/42xxx/CVE-2021-42146.json
@@ -0,0 +1,18 @@
+{
+    "data_type": "CVE",
+    "data_format": "MITRE",
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+    "CVE_data_meta": {
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+        "ASSIGNER": "cve@mitre.org",
+        "STATE": "RESERVED"
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+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/2021/42xxx/CVE-2021-42147.json b/2021/42xxx/CVE-2021-42147.json
new file mode 100644
index 00000000000..7799f19a0df
--- /dev/null
+++ b/2021/42xxx/CVE-2021-42147.json
@@ -0,0 +1,18 @@
+{
+    "data_type": "CVE",
+    "data_format": "MITRE",
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+        "ASSIGNER": "cve@mitre.org",
+        "STATE": "RESERVED"
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+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided."
+            }
+        ]
+    }
+}
\ No newline at end of file