| 501881 | Siemens SCALANCE LPE9403 Improper Initialization (CVE-2021-20317) | Tenable OT Security | Tenable.ot | 1/15/2024 | 9/4/2024 | medium |
| 155746 | RHEL 8 : kernel (RHSA-2021:4871) | Nessus | Red Hat Local Security Checks | 12/1/2021 | 11/7/2024 | high |
| 156484 | Ubuntu 16.04 ESM / 18.04 LTS : Linux kernel vulnerabilities (USN-5209-1) | Nessus | Ubuntu Local Security Checks | 1/6/2022 | 8/27/2024 | high |
| 157805 | Rocky Linux 8 : kernel (RLSA-2021:4647) | Nessus | Rocky Linux Local Security Checks | 2/9/2022 | 11/6/2023 | critical |
| 160190 | Oracle Linux 7 : Unbreakable Enterprise kernel (ELSA-2022-9313) | Nessus | Oracle Linux Local Security Checks | 4/25/2022 | 2/9/2026 | high |
| 156163 | Debian DLA-2843-1 : linux - LTS security update | Nessus | Debian Local Security Checks | 12/17/2021 | 4/25/2023 | high |
| 223649 | Linux Distros Unpatched Vulnerability : CVE-2021-20317 | Nessus | Misc. | 3/4/2025 | 11/25/2025 | medium |
| 155367 | RHEL 8 : kernel (RHSA-2021:4650) | Nessus | Red Hat Local Security Checks | 11/16/2021 | 11/7/2024 | critical |
| 155562 | CentOS 8 : kernel (CESA-2021:4647) | Nessus | CentOS Local Security Checks | 11/18/2021 | 1/24/2022 | critical |
| 288179 | Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-004166) | Nessus | Unity Linux Local Security Checks | 1/16/2026 | 1/17/2026 | medium |
| 155360 | RHEL 8 : kernel (RHSA-2021:4647) | Nessus | Red Hat Local Security Checks | 11/16/2021 | 11/8/2024 | critical |
| 155588 | CentOS 8 : kernel-rt (CESA-2021:4646) | Nessus | CentOS Local Security Checks | 11/18/2021 | 1/24/2022 | critical |
| 157670 | AlmaLinux 8 : kernel (ALSA-2021:4647) | Nessus | Alma Linux Local Security Checks | 2/9/2022 | 2/14/2022 | critical |
| 157770 | Rocky Linux 8 : kernel-rt (RLSA-2021:4646) | Nessus | Rocky Linux Local Security Checks | 2/9/2022 | 11/6/2023 | critical |
| 159160 | Ubuntu 16.04 ESM : Linux kernel vulnerabilities (USN-5343-1) | Nessus | Ubuntu Local Security Checks | 3/22/2022 | 8/27/2024 | high |
| 155745 | RHEL 8 : kernel-rt (RHSA-2021:4875) | Nessus | Red Hat Local Security Checks | 12/1/2021 | 11/8/2024 | high |
| 181942 | Amazon Linux 2 : microvm-kernel (ALASMICROVM-KERNEL-4.14-2023-001) | Nessus | Amazon Linux Local Security Checks | 9/27/2023 | 12/11/2024 | high |
| 203772 | Photon OS 3.0: Linux PHSA-2021-3.0-0325 | Nessus | PhotonOS Local Security Checks | 7/24/2024 | 7/24/2024 | high |
| 291223 | Unity Linux 20.1070e Security Update: kernel (UTSA-2026-001428) | Nessus | Unity Linux Local Security Checks | 1/16/2026 | 1/16/2026 | medium |
| 155566 | Oracle Linux 8 : kernel (ELSA-2021-4647) | Nessus | Oracle Linux Local Security Checks | 11/18/2021 | 2/9/2026 | critical |
| 154914 | Amazon Linux 2 : kernel (ALAS-2021-1719) | Nessus | Amazon Linux Local Security Checks | 11/5/2021 | 2/24/2026 | high |
| 160189 | Oracle Linux 7 : Unbreakable Enterprise kernel-container (ELSA-2022-9314) | Nessus | Oracle Linux Local Security Checks | 4/25/2022 | 2/9/2026 | high |
| 290155 | Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004437) | Nessus | Unity Linux Local Security Checks | 1/16/2026 | 1/16/2026 | medium |
| 155366 | RHEL 8 : kernel-rt (RHSA-2021:4648) | Nessus | Red Hat Local Security Checks | 11/16/2021 | 11/7/2024 | critical |
| 155368 | RHEL 8 : kernel-rt (RHSA-2021:4646) | Nessus | Red Hat Local Security Checks | 11/16/2021 | 11/7/2024 | critical |
| 294434 | MiracleLinux 8 : kernel-4.18.0-348.2.1.el8_5 (AXSA:2021-2884:27) | Nessus | Miracle Linux Local Security Checks | 1/20/2026 | 2/4/2026 | critical |
| 158761 | Debian DSA-5096-1 : linux - security update | Nessus | Debian Local Security Checks | 3/9/2022 | 9/25/2025 | high |
