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How to Set Up Bash Aliases and Environment Variables on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up Bash Aliases and Environment Variables on Debian 9

Introduction This guide explains how to Set Up Bash Aliases and Environment Variables on Debian 9 on Debian 9 Stretch. Debian Stretch uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 9 […]

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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-2024-12433)

🟠 High   ⏱ 15–60 min  Last verified: 12 February 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-12433 Related CVEs: CVE-2022-23816 CVE-2022-29901 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Oracle Linux 8 — gcc — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — gcc — vulnerability — patch and remediation guide (ELSA-2021-4587)

🟡 Medium   ⏱ 10–30 min  Last verified: 12 February 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4587 Related CVEs: CVE-2021-42574 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 and Use Deno on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install and Use Deno on Debian 11

Introduction This guide explains how to Install and Use Deno on Debian 11 on Debian 11 Bullseye. Debian Bullseye uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 11 install with the […]

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IBM AIX 7.3 — CVE-2021-29771 — xss — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2021-29771 — xss — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 11 February 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2021-29771, IBM Support Bulletin CVE: CVE-2021-29771 NVD summary: IBM InfoSphere Information Server 11.7 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus […]

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AlmaLinux 8 — python-augeas — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — python-augeas — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2019:3376 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 13 — re2c — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — re2c — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 February 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: re2c — uncontrolled recursion Related CVEs: CVE-2018-21232 Upstream summary: re2c reports: re2c before 2.0 has uncontrolled recursion that causes stack consumption in find_fixed_tags. Table of contents Symptom & Impact Environment […]

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AlmaLinux 8 — anaconda-user-help — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — anaconda-user-help — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2020:4842 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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