diff --git a/2019/14xxx/CVE-2019-14465.json b/2019/14xxx/CVE-2019-14465.json
index 9bf4f7d7852..65e29e60b63 100644
--- a/2019/14xxx/CVE-2019-14465.json
+++ b/2019/14xxx/CVE-2019-14465.json
@@ -61,6 +61,11 @@
                 "refsource": "MISC",
                 "name": "https://github.com/schismtracker/schismtracker/releases/tag/20190805",
                 "url": "https://github.com/schismtracker/schismtracker/releases/tag/20190805"
+            },
+            {
+                "refsource": "GENTOO",
+                "name": "GLSA-202107-12",
+                "url": "https://security.gentoo.org/glsa/202107-12"
             }
         ]
     }
diff --git a/2019/14xxx/CVE-2019-14523.json b/2019/14xxx/CVE-2019-14523.json
index d2c6b0e680d..96ba9b9c626 100644
--- a/2019/14xxx/CVE-2019-14523.json
+++ b/2019/14xxx/CVE-2019-14523.json
@@ -71,6 +71,11 @@
                 "refsource": "SUSE",
                 "name": "openSUSE-SU-2019:2019",
                 "url": "http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00083.html"
+            },
+            {
+                "refsource": "GENTOO",
+                "name": "GLSA-202107-12",
+                "url": "https://security.gentoo.org/glsa/202107-12"
             }
         ]
     }
diff --git a/2019/25xxx/CVE-2019-25016.json b/2019/25xxx/CVE-2019-25016.json
index c995f4c24df..c4321ff921e 100644
--- a/2019/25xxx/CVE-2019-25016.json
+++ b/2019/25xxx/CVE-2019-25016.json
@@ -71,6 +71,11 @@
                 "refsource": "MISC",
                 "name": "https://github.com/Duncaen/OpenDoas/commit/d5acd52e2a15c36a8e06f9103d35622933aa422d",
                 "url": "https://github.com/Duncaen/OpenDoas/commit/d5acd52e2a15c36a8e06f9103d35622933aa422d"
+            },
+            {
+                "refsource": "GENTOO",
+                "name": "GLSA-202107-11",
+                "url": "https://security.gentoo.org/glsa/202107-11"
             }
         ]
     }
diff --git a/2020/24xxx/CVE-2020-24455.json b/2020/24xxx/CVE-2020-24455.json
index 473b60f8def..202513022c7 100644
--- a/2020/24xxx/CVE-2020-24455.json
+++ b/2020/24xxx/CVE-2020-24455.json
@@ -63,6 +63,11 @@
                 "refsource": "FEDORA",
                 "name": "FEDORA-2021-fa78f3ca9f",
                 "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7KPOENCMJU4DMT3BDNUBRK25B3DJ47UO/"
+            },
+            {
+                "refsource": "GENTOO",
+                "name": "GLSA-202107-10",
+                "url": "https://security.gentoo.org/glsa/202107-10"
             }
         ]
     },
diff --git a/2021/27xxx/CVE-2021-27218.json b/2021/27xxx/CVE-2021-27218.json
index c0d3df47dfc..0c382b57998 100644
--- a/2021/27xxx/CVE-2021-27218.json
+++ b/2021/27xxx/CVE-2021-27218.json
@@ -91,6 +91,11 @@
                 "refsource": "MLIST",
                 "name": "[bookkeeper-issues] 20210629 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8",
                 "url": "https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E"
+            },
+            {
+                "refsource": "GENTOO",
+                "name": "GLSA-202107-13",
+                "url": "https://security.gentoo.org/glsa/202107-13"
             }
         ]
     }
diff --git a/2021/27xxx/CVE-2021-27219.json b/2021/27xxx/CVE-2021-27219.json
index 2b27311f4c0..679e843c17a 100644
--- a/2021/27xxx/CVE-2021-27219.json
+++ b/2021/27xxx/CVE-2021-27219.json
@@ -76,6 +76,11 @@
                 "refsource": "FEDORA",
                 "name": "FEDORA-2021-7b5e2e6844",
                 "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JJMPNDO4GDVURYQFYKFOWY5HAF4FTEPN/"
+            },
+            {
+                "refsource": "GENTOO",
+                "name": "GLSA-202107-13",
+                "url": "https://security.gentoo.org/glsa/202107-13"
             }
         ]
     }
diff --git a/2021/27xxx/CVE-2021-27387.json b/2021/27xxx/CVE-2021-27387.json
index bb31bca7cec..d0aac45e7d9 100644
--- a/2021/27xxx/CVE-2021-27387.json
+++ b/2021/27xxx/CVE-2021-27387.json
@@ -66,6 +66,11 @@
                 "refsource": "MISC",
                 "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-133038.pdf",
                 "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-133038.pdf"
+            },
+            {
+                "refsource": "MISC",
+                "name": "https://www.zerodayinitiative.com/advisories/ZDI-21-780/",
+                "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-780/"
             }
         ]
     }
diff --git a/2021/27xxx/CVE-2021-27399.json b/2021/27xxx/CVE-2021-27399.json
index 6746f8ca5b8..3c4520ae020 100644
--- a/2021/27xxx/CVE-2021-27399.json
+++ b/2021/27xxx/CVE-2021-27399.json
@@ -66,6 +66,11 @@
                 "refsource": "MISC",
                 "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-133038.pdf",
                 "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-133038.pdf"
+            },
+            {
+                "refsource": "MISC",
+                "name": "https://www.zerodayinitiative.com/advisories/ZDI-21-781/",
+                "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-781/"
             }
         ]
     }
diff --git a/2021/28xxx/CVE-2021-28153.json b/2021/28xxx/CVE-2021-28153.json
index 0c4448161a5..bc05b7d9da6 100644
--- a/2021/28xxx/CVE-2021-28153.json
+++ b/2021/28xxx/CVE-2021-28153.json
@@ -71,6 +71,11 @@
                 "refsource": "FEDORA",
                 "name": "FEDORA-2021-5c81cb03d0",
                 "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ICUTQPHZNZWX2DZR46QFLQZRHVMHIILJ/"
+            },
+            {
+                "refsource": "GENTOO",
+                "name": "GLSA-202107-13",
+                "url": "https://security.gentoo.org/glsa/202107-13"
             }
         ]
     }
diff --git a/2021/29xxx/CVE-2021-29959.json b/2021/29xxx/CVE-2021-29959.json
index 5296603e0c3..90afb8cc44b 100644
--- a/2021/29xxx/CVE-2021-29959.json
+++ b/2021/29xxx/CVE-2021-29959.json
@@ -54,6 +54,11 @@
                 "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1395819",
                 "refsource": "MISC",
                 "name": "https://bugzilla.mozilla.org/show_bug.cgi?id=1395819"
+            },
+            {
+                "refsource": "GENTOO",
+                "name": "GLSA-202107-09",
+                "url": "https://security.gentoo.org/glsa/202107-09"
             }
         ]
     },
diff --git a/2021/29xxx/CVE-2021-29960.json b/2021/29xxx/CVE-2021-29960.json
index 2c12590c8af..16727726989 100644
--- a/2021/29xxx/CVE-2021-29960.json
+++ b/2021/29xxx/CVE-2021-29960.json
@@ -54,6 +54,11 @@
                 "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1675965",
                 "refsource": "MISC",
                 "name": "https://bugzilla.mozilla.org/show_bug.cgi?id=1675965"
+            },
+            {
+                "refsource": "GENTOO",
+                "name": "GLSA-202107-09",
+                "url": "https://security.gentoo.org/glsa/202107-09"
             }
         ]
     },
diff --git a/2021/29xxx/CVE-2021-29961.json b/2021/29xxx/CVE-2021-29961.json
index 6c6bc015957..7ec2d0b5a16 100644
--- a/2021/29xxx/CVE-2021-29961.json
+++ b/2021/29xxx/CVE-2021-29961.json
@@ -54,6 +54,11 @@
                 "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1700235",
                 "refsource": "MISC",
                 "name": "https://bugzilla.mozilla.org/show_bug.cgi?id=1700235"
+            },
+            {
+                "refsource": "GENTOO",
+                "name": "GLSA-202107-09",
+                "url": "https://security.gentoo.org/glsa/202107-09"
             }
         ]
     },
diff --git a/2021/29xxx/CVE-2021-29966.json b/2021/29xxx/CVE-2021-29966.json
index d0a44e614cf..9ab00381fc4 100644
--- a/2021/29xxx/CVE-2021-29966.json
+++ b/2021/29xxx/CVE-2021-29966.json
@@ -54,6 +54,11 @@
                 "url": "https://bugzilla.mozilla.org/buglist.cgi?bug_id=1660307%2C1686154%2C1702948%2C1708124",
                 "refsource": "MISC",
                 "name": "https://bugzilla.mozilla.org/buglist.cgi?bug_id=1660307%2C1686154%2C1702948%2C1708124"
+            },
+            {
+                "refsource": "GENTOO",
+                "name": "GLSA-202107-09",
+                "url": "https://security.gentoo.org/glsa/202107-09"
             }
         ]
     },
diff --git a/2021/33xxx/CVE-2021-33542.json b/2021/33xxx/CVE-2021-33542.json
index 2f24f8a4343..25279cc9130 100644
--- a/2021/33xxx/CVE-2021-33542.json
+++ b/2021/33xxx/CVE-2021-33542.json
@@ -95,6 +95,11 @@
                 "name": "https://cert.vde.com/en-us/advisories/vde-2021-020",
                 "refsource": "CONFIRM",
                 "url": "https://cert.vde.com/en-us/advisories/vde-2021-020"
+            },
+            {
+                "refsource": "MISC",
+                "name": "https://www.zerodayinitiative.com/advisories/ZDI-21-782/",
+                "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-782/"
             }
         ]
     },