Package Management

How to Configure Drone CI on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure Drone CI on SLES 12

Introduction This tutorial covers How to Configure Drone CI on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: zypper refresh […]

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Gentoo Linux — dev-python/pypy-exe — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-python/pypy-exe — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202409-12 Related CVEs: CVE-2020-27619 Upstream summary: Multiple vulnerabilities have been discovered in pypy. Please review the CVE identifiers referenced below for details. Table of contents Symptom & Impact Environment & Reproduction Root […]

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FreeBSD 12 — moinmoin — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — moinmoin — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 15 July 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: moinmoin — multiple vulnerabilities Related CVEs: CVE-2004-0708 CVE-2007-0857 CVE-2007-0901 CVE-2007-0902 CVE-2007-2423 CVE-2007-2673 CVE-2008-0780 CVE-2008-0781  +12 more Upstream summary: MoinMoin reports: Security fix for CVE-2020-25074: fix remote code execution via cache […]

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How to Use IBM Performance Inspector on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Use IBM Performance Inspector on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use ibm performance inspector on ibm aix 7.1 on […]

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Debian 10 — bird — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — bird — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 July 2020 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan […]

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Ubuntu 18.04 — isc-kea — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — isc-kea — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 July 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7759-1 Related CVEs: CVE-2019-6473 Upstream summary: It was discovered that Kea DHCP did not correctly handle invalid hostnames. A remote attacker could possibly use this issue to cause a denial […]

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How to Configure ACLs on Ext4 File Systems on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure ACLs on Ext4 File Systems on Debian 10

Introduction How to Configure ACLs on Ext4 File Systems on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from […]

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Ubuntu 16.04 — libseccomp — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libseccomp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 July 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4001-1 Related CVEs: CVE-2019-9893 Upstream summary: Jann Horn discovered that libseccomp did not correctly generate 64-bit syscall argument comparisons with arithmetic operators (LT, GT, LE, GE). An attacker could use […]

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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2020-5848)

🟠 High   ⏱ 15–60 min  Last verified: 15 July 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-5848 Related CVEs: CVE-2020-16166 CVE-2020-24394 CVE-2020-10751 CVE-2020-12771 CVE-2020-14331 CVE-2020-10781 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 Kotlin on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install Kotlin on Debian 10

Introduction How to Install Kotlin on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 10. This tutorial […]

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