October 2022 - Page 51 of 72

How To Set Up and Configure a Certificate Authority On Ubuntu 22.04 — step-by-step Linux tutorial on Progressive Robot

How To Set Up and Configure a Certificate Authority On Ubuntu 22.04

  • October 10, 2022
  • Linux
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A private Certificate Authority (CA) that runs on Ubuntu 22.04 will enable you to configure, test, and run programs that require encrypted connections between a client and a server. Using a private CA, you can issue certificates for users, servers, or individual programs and services within your infrastructure. A private certificate authority can help ensure that all your development, staging, and production environments use similar architectures and configurations.

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Ubuntu 18.04 — libreoffice — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libreoffice — multiple vulnerabilities (14 CVEs) — patch and remediation guide

  • October 10, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6023-1 Related CVEs: CVE-2022-38745 CVE-2020-12801 CVE-2020-12803 CVE-2022-26305 CVE-2022-26306 CVE-2022-26307 CVE-2022-3140 CVE-2021-25636  +6 more Upstream summary: It was discovered that LibreOffice may be configured to add an empty entry to the […]

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Oracle Linux 9 — python-setuptools — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — python-setuptools — vulnerability — patch and remediation guide (ELSA-2023-0952)

  • October 10, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0952 Related CVEs: CVE-2022-40897 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Oracle Linux 8 — java-1.8.0-openjdk — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — java-1.8.0-openjdk — vulnerability — patch and remediation guide (ELSA-2022-7006)

  • October 10, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7006 Related CVEs: CVE-2022-21626 CVE-2022-21628 CVE-2022-21619 CVE-2022-21624 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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How to Set Up Remote Desktop Gateway on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Set Up Remote Desktop Gateway on Windows Server 2016

How to Set Up Windows Server 2016 Remote Desktop Gateway Remote Desktop Gateway (RD Gateway) is a role service in Windows Server 2016 Remote Desktop Services that enables authorised users to connect to internal network resources through HTTPS. Instead of exposing RDP port 3389 directly to the internet (which is a major security risk), RD […]

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Como adicionar e excluir usuários no CentOS 8 — step-by-step Linux tutorial on Progressive Robot

Como adicionar e excluir usuários no CentOS 8

  • October 10, 2022
  • Linux
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Ao começar a usar um servidor Linux novo, a adição e a remoção de usuários normalmente estão entre as primeiras coisas que você precisa fazer. Neste guia, abordaremos como criar contas de usuário, atribuir privilégios sudo e excluir usuários em um servidor CentOS 8.

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openSUSE Tumbleweed — arm-trusted-firmware — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — arm-trusted-firmware — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • October 9, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory Related CVEs: CVE-2022-47630 CVE-2022-23960 Upstream summary: Trusted Firmware-A through 2.8 has an out-of-bounds read in the X.509 parser for parsing boot certificates. This affects downstream use of get_ext and auth_nvctr. Attackers […]

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FreeBSD 13 — krb5-beta — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — krb5-beta — vulnerability — patch and remediation guide

  • October 9, 2022
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: krb5 — heap buffer overflow vulnerability in libkadm5srv Related CVEs: CVE-2004-1189 Upstream summary: A MIT krb5 Security Advisory reports: The MIT Kerberos 5 administration library (libkadm5srv) contains a heap buffer […]

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FreeBSD 13 — libXdmcp — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — libXdmcp — vulnerability — patch and remediation guide

  • October 9, 2022
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libXdmcp — insufficient entropy generating session keys Related CVEs: CVE-2017-2625 Upstream summary: The freedesktop and x.org project reports: It was discovered that libXdmcp before 1.1.3 used weak entropy to generate […]

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