diff --git a/2020/23xxx/CVE-2020-23903.json b/2020/23xxx/CVE-2020-23903.json
index 0fdd5db893f..3ac1935eccf 100644
--- a/2020/23xxx/CVE-2020-23903.json
+++ b/2020/23xxx/CVE-2020-23903.json
@@ -56,6 +56,11 @@
                 "url": "https://github.com/xiph/speex/issues/13",
                 "refsource": "MISC",
                 "name": "https://github.com/xiph/speex/issues/13"
+            },
+            {
+                "refsource": "FEDORA",
+                "name": "FEDORA-2021-91f16837bf",
+                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R3SEV2ZRR47GSD3M7O5PH4XEJMKJJNG2/"
             }
         ]
     }
diff --git a/2021/21xxx/CVE-2021-21898.json b/2021/21xxx/CVE-2021-21898.json
index 28fed4eedba..91e0de75242 100644
--- a/2021/21xxx/CVE-2021-21898.json
+++ b/2021/21xxx/CVE-2021-21898.json
@@ -48,6 +48,11 @@
                 "refsource": "MISC",
                 "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1349",
                 "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1349"
+            },
+            {
+                "refsource": "FEDORA",
+                "name": "FEDORA-2021-fa9e3c23f2",
+                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RDI3HCTCACMIC7I4ILB3NRU6DCMADI5H/"
             }
         ]
     },
diff --git a/2021/21xxx/CVE-2021-21899.json b/2021/21xxx/CVE-2021-21899.json
index 881b0928096..419964b8c9f 100644
--- a/2021/21xxx/CVE-2021-21899.json
+++ b/2021/21xxx/CVE-2021-21899.json
@@ -48,6 +48,11 @@
                 "refsource": "MISC",
                 "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1350",
                 "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1350"
+            },
+            {
+                "refsource": "FEDORA",
+                "name": "FEDORA-2021-fa9e3c23f2",
+                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RDI3HCTCACMIC7I4ILB3NRU6DCMADI5H/"
             }
         ]
     },
diff --git a/2021/21xxx/CVE-2021-21900.json b/2021/21xxx/CVE-2021-21900.json
index 3a003757bad..b9ead302348 100644
--- a/2021/21xxx/CVE-2021-21900.json
+++ b/2021/21xxx/CVE-2021-21900.json
@@ -48,6 +48,11 @@
                 "refsource": "MISC",
                 "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1351",
                 "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1351"
+            },
+            {
+                "refsource": "FEDORA",
+                "name": "FEDORA-2021-fa9e3c23f2",
+                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RDI3HCTCACMIC7I4ILB3NRU6DCMADI5H/"
             }
         ]
     },
diff --git a/2021/28xxx/CVE-2021-28704.json b/2021/28xxx/CVE-2021-28704.json
index eeb346b3bc9..a97846612cc 100644
--- a/2021/28xxx/CVE-2021-28704.json
+++ b/2021/28xxx/CVE-2021-28704.json
@@ -121,6 +121,11 @@
                 "url": "https://xenbits.xenproject.org/xsa/advisory-388.txt",
                 "refsource": "MISC",
                 "name": "https://xenbits.xenproject.org/xsa/advisory-388.txt"
+            },
+            {
+                "refsource": "FEDORA",
+                "name": "FEDORA-2021-03645e9807",
+                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/I7ZGWVVRI4XY2XSTBI3XEMWBXPDVX6OT/"
             }
         ]
     },
diff --git a/2021/28xxx/CVE-2021-28705.json b/2021/28xxx/CVE-2021-28705.json
index 62c2fd0bcb1..bcd5ad59746 100644
--- a/2021/28xxx/CVE-2021-28705.json
+++ b/2021/28xxx/CVE-2021-28705.json
@@ -132,6 +132,11 @@
                 "url": "https://xenbits.xenproject.org/xsa/advisory-389.txt",
                 "refsource": "MISC",
                 "name": "https://xenbits.xenproject.org/xsa/advisory-389.txt"
+            },
+            {
+                "refsource": "FEDORA",
+                "name": "FEDORA-2021-03645e9807",
+                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/I7ZGWVVRI4XY2XSTBI3XEMWBXPDVX6OT/"
             }
         ]
     },
diff --git a/2021/28xxx/CVE-2021-28706.json b/2021/28xxx/CVE-2021-28706.json
index 602ff5259db..21b3912e4cb 100644
--- a/2021/28xxx/CVE-2021-28706.json
+++ b/2021/28xxx/CVE-2021-28706.json
@@ -131,6 +131,11 @@
                 "url": "https://xenbits.xenproject.org/xsa/advisory-385.txt",
                 "refsource": "MISC",
                 "name": "https://xenbits.xenproject.org/xsa/advisory-385.txt"
+            },
+            {
+                "refsource": "FEDORA",
+                "name": "FEDORA-2021-03645e9807",
+                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/I7ZGWVVRI4XY2XSTBI3XEMWBXPDVX6OT/"
             }
         ]
     },
diff --git a/2021/28xxx/CVE-2021-28707.json b/2021/28xxx/CVE-2021-28707.json
index 0bc885f2188..aff022ed5bd 100644
--- a/2021/28xxx/CVE-2021-28707.json
+++ b/2021/28xxx/CVE-2021-28707.json
@@ -121,6 +121,11 @@
                 "url": "https://xenbits.xenproject.org/xsa/advisory-388.txt",
                 "refsource": "MISC",
                 "name": "https://xenbits.xenproject.org/xsa/advisory-388.txt"
+            },
+            {
+                "refsource": "FEDORA",
+                "name": "FEDORA-2021-03645e9807",
+                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/I7ZGWVVRI4XY2XSTBI3XEMWBXPDVX6OT/"
             }
         ]
     },
diff --git a/2021/28xxx/CVE-2021-28708.json b/2021/28xxx/CVE-2021-28708.json
index 4c27f8eb577..f0e7f7b20b8 100644
--- a/2021/28xxx/CVE-2021-28708.json
+++ b/2021/28xxx/CVE-2021-28708.json
@@ -121,6 +121,11 @@
                 "url": "https://xenbits.xenproject.org/xsa/advisory-388.txt",
                 "refsource": "MISC",
                 "name": "https://xenbits.xenproject.org/xsa/advisory-388.txt"
+            },
+            {
+                "refsource": "FEDORA",
+                "name": "FEDORA-2021-03645e9807",
+                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/I7ZGWVVRI4XY2XSTBI3XEMWBXPDVX6OT/"
             }
         ]
     },
diff --git a/2021/28xxx/CVE-2021-28709.json b/2021/28xxx/CVE-2021-28709.json
index bfbab15608f..6347e94c624 100644
--- a/2021/28xxx/CVE-2021-28709.json
+++ b/2021/28xxx/CVE-2021-28709.json
@@ -132,6 +132,11 @@
                 "url": "https://xenbits.xenproject.org/xsa/advisory-389.txt",
                 "refsource": "MISC",
                 "name": "https://xenbits.xenproject.org/xsa/advisory-389.txt"
+            },
+            {
+                "refsource": "FEDORA",
+                "name": "FEDORA-2021-03645e9807",
+                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/I7ZGWVVRI4XY2XSTBI3XEMWBXPDVX6OT/"
             }
         ]
     },
diff --git a/2021/28xxx/CVE-2021-28710.json b/2021/28xxx/CVE-2021-28710.json
index 5c6ee8e3d20..716a724a9c5 100644
--- a/2021/28xxx/CVE-2021-28710.json
+++ b/2021/28xxx/CVE-2021-28710.json
@@ -101,6 +101,11 @@
                 "url": "https://xenbits.xenproject.org/xsa/advisory-390.txt",
                 "refsource": "MISC",
                 "name": "https://xenbits.xenproject.org/xsa/advisory-390.txt"
+            },
+            {
+                "refsource": "FEDORA",
+                "name": "FEDORA-2021-03645e9807",
+                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/I7ZGWVVRI4XY2XSTBI3XEMWBXPDVX6OT/"
             }
         ]
     },
diff --git a/2021/41xxx/CVE-2021-41190.json b/2021/41xxx/CVE-2021-41190.json
index c6d854627b4..e55b61e6185 100644
--- a/2021/41xxx/CVE-2021-41190.json
+++ b/2021/41xxx/CVE-2021-41190.json
@@ -93,6 +93,11 @@
                 "refsource": "FEDORA",
                 "name": "FEDORA-2021-6dc68dbe4d",
                 "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DX63GRWFEI5RVMYV6XLMCG4OHPWZML27/"
+            },
+            {
+                "refsource": "FEDORA",
+                "name": "FEDORA-2021-79ba5abef6",
+                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SQBCYJUIM5GVCMFUPRWKRZNXMMI5EFA4/"
             }
         ]
     },
diff --git a/2021/4xxx/CVE-2021-4037.json b/2021/4xxx/CVE-2021-4037.json
new file mode 100644
index 00000000000..2908a55aafc
--- /dev/null
+++ b/2021/4xxx/CVE-2021-4037.json
@@ -0,0 +1,18 @@
+{
+    "data_type": "CVE",
+    "data_format": "MITRE",
+    "data_version": "4.0",
+    "CVE_data_meta": {
+        "ID": "CVE-2021-4037",
+        "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