Package Management

How to Configure OpenVPN Server on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure OpenVPN Server on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up configure openvpn server on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step carefully and the […]

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How to Configure Postfix Mail Server on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure Postfix Mail Server on Debian 10

Introduction Deploying configure postfix mail server on debian 10 on a Debian 10 Buster machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You will […]

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FreeBSD 12 — openssl-beta — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — openssl-beta — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 January 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openssl — potential SSL 2.0 rollback Related CVEs: CVE-2004-0079 CVE-2005-2969 Upstream summary: Vulnerability: Such applications are affected if they use the option SSL_OP_MSIE_SSLV2_RSA_PADDING. This option is implied by use of […]

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FreeBSD 12 — dk-openoffice — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — dk-openoffice — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 January 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openoffice — DOC document heap overflow vulnerability Related CVEs: CVE-2004-0752 CVE-2005-0941 Upstream summary: AD-LAB reports that a heap-based buffer overflow vulnerability exists in OpenOffice's handling of DOC documents. When reading […]

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FreeBSD 12 — xpdf — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — xpdf — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 January 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Xpdf — Multiple Vulnerabilities Related CVEs: CVE-2004-0888 CVE-2004-0889 CVE-2004-1125 CVE-2005-0064 CVE-2005-2097 CVE-2007-3387 CVE-2007-4352 CVE-2007-5392  +11 more Upstream summary: Xpdf 4.02 fixes two vulnerabilities. Both fixes have been backported to 3.04. […]

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SLES 15 — libdwarf1 — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libdwarf1 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 January 2020 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:2784-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-27545 Upstream summary: libdwarf before 20201017 has a one-byte out-of-bounds read because of an invalid pointer dereference via an invalid line table in a crafted […]

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Oracle Linux 8 — java-11-openjdk — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — java-11-openjdk — vulnerability — patch and remediation guide (ELSA-2019-1817)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 January 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-1817 Related CVEs: CVE-2019-2786 CVE-2019-2762 CVE-2019-2745 CVE-2019-2769 CVE-2019-2821 CVE-2019-2816 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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How to Install .NET SDK and Runtime on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install .NET SDK and Runtime on RHEL 8

.NET is Microsoft’s open-source, cross-platform framework for building web APIs, console applications, microservices, and more. RHEL 8 is a fully supported platform for .NET 8, and Microsoft provides a dedicated package repository that integrates cleanly with dnf. This tutorial shows you how to add the Microsoft repository, install the .NET 8 SDK and ASP.NET Core […]

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