Package Management

How to Configure HACMP/PowerHA for High Availability on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure HACMP/PowerHA for High Availability 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 configure hacmp/powerha for high availability on ibm aix 7.1 […]

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

FreeBSD 13 — pgp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 November 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: gnupg — OpenPGP symmetric encryption vulnerability Related CVEs: CVE-2005-0366 Upstream summary: Serge Mister and Robert Zuccherato reports that the OpenPGP protocol is vulnerable to a cryptographic attack when using symmetric […]

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Debian 11 — rust-bumpalo — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — rust-bumpalo — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-35861 Upstream summary: An issue was discovered in the bumpalo crate before 3.2.1 for Rust. The realloc feature allows the reading of unknown memory. Attackers can potentially read […]

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Debian 11 — apt-listchanges — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — apt-listchanges — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-0302 Upstream summary: Untrusted search path vulnerability in apt-listchanges.py in apt-listchanges before 2.82 allows local users to execute arbitrary code via a malicious apt-listchanges program in the current […]

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Debian 10 — nextcloud-desktop — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — nextcloud-desktop — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 November 2021 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-22895 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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How to Install Lua on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install Lua on Debian 9

Introduction How to Install Lua on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch 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 9. This tutorial […]

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AlmaLinux 8 — wayland — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — wayland — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2023:2786 Related CVEs: CVE-2021-3782 Upstream summary: Wayland is a protocol for a compositor to talk to its clients, as well as a C library implementation of that protocol. The compositor can be […]

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Gentoo Linux — dev-ruby/bundler — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-ruby/bundler — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202408-22 Related CVEs: CVE-2019-3881 CVE-2020-36327 CVE-2021-43809 Upstream summary: Multiple vulnerabilities have been discovered in Bundler. Please review the CVE identifiers referenced below for details. Table of contents Symptom & Impact Environment & […]

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Debian 11 — rust-lock-api-0.1 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — rust-lock-api-0.1 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 21 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-35910 CVE-2020-35911 CVE-2020-35912 CVE-2020-35913 CVE-2020-35914 Upstream summary: An issue was discovered in the lock_api crate before 0.4.2 for Rust. A data race can occur because of MappedMutexGuard unsoundness. […]

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Debian 11 — hawtjni — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — hawtjni — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-2035 Upstream summary: Race condition in hawtjni-runtime/src/main/java/org/fusesource/hawtjni/runtime/Library.java in HawtJNI before 1.8, when a custom library path is not specified, allows local users to execute arbitrary Java code by […]

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