diff --git a/2020/29xxx/CVE-2020-29558.json b/2020/29xxx/CVE-2020-29558.json
new file mode 100644
index 00000000000..03200adc3fb
--- /dev/null
+++ b/2020/29xxx/CVE-2020-29558.json
@@ -0,0 +1,18 @@
+{
+    "data_type": "CVE",
+    "data_format": "MITRE",
+    "data_version": "4.0",
+    "CVE_data_meta": {
+        "ID": "CVE-2020-29558",
+        "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/2020/29xxx/CVE-2020-29559.json b/2020/29xxx/CVE-2020-29559.json
new file mode 100644
index 00000000000..e61e0192e69
--- /dev/null
+++ b/2020/29xxx/CVE-2020-29559.json
@@ -0,0 +1,18 @@
+{
+    "data_type": "CVE",
+    "data_format": "MITRE",
+    "data_version": "4.0",
+    "CVE_data_meta": {
+        "ID": "CVE-2020-29559",
+        "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/2020/29xxx/CVE-2020-29560.json b/2020/29xxx/CVE-2020-29560.json
new file mode 100644
index 00000000000..87aa548340d
--- /dev/null
+++ b/2020/29xxx/CVE-2020-29560.json
@@ -0,0 +1,18 @@
+{
+    "data_type": "CVE",
+    "data_format": "MITRE",
+    "data_version": "4.0",
+    "CVE_data_meta": {
+        "ID": "CVE-2020-29560",
+        "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/2020/29xxx/CVE-2020-29561.json b/2020/29xxx/CVE-2020-29561.json
new file mode 100644
index 00000000000..101d2929326
--- /dev/null
+++ b/2020/29xxx/CVE-2020-29561.json
@@ -0,0 +1,62 @@
+{
+    "CVE_data_meta": {
+        "ASSIGNER": "cve@mitre.org",
+        "ID": "CVE-2020-29561",
+        "STATE": "PUBLIC"
+    },
+    "affects": {
+        "vendor": {
+            "vendor_data": [
+                {
+                    "product": {
+                        "product_data": [
+                            {
+                                "product_name": "n/a",
+                                "version": {
+                                    "version_data": [
+                                        {
+                                            "version_value": "n/a"
+                                        }
+                                    ]
+                                }
+                            }
+                        ]
+                    },
+                    "vendor_name": "n/a"
+                }
+            ]
+        }
+    },
+    "data_format": "MITRE",
+    "data_type": "CVE",
+    "data_version": "4.0",
+    "description": {
+        "description_data": [
+            {
+                "lang": "eng",
+                "value": "An issue was discovered in SonicBOOM riscv-boom 3.0.0. For LR, it does not avoid acquiring a reservation in the case where a load translates successfully but still generates an exception."
+            }
+        ]
+    },
+    "problemtype": {
+        "problemtype_data": [
+            {
+                "description": [
+                    {
+                        "lang": "eng",
+                        "value": "n/a"
+                    }
+                ]
+            }
+        ]
+    },
+    "references": {
+        "reference_data": [
+            {
+                "url": "https://github.com/riscv-boom/riscv-boom/issues/504#issuecomment-736196635",
+                "refsource": "MISC",
+                "name": "https://github.com/riscv-boom/riscv-boom/issues/504#issuecomment-736196635"
+            }
+        ]
+    }
+}
\ No newline at end of file