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FreeBSD 13 — py39-fail2ban — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py39-fail2ban — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 September 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: fail2ban — possible RCE vulnerability in mailing action using mailutils Related CVEs: CVE-2021-32749 Upstream summary: Jakub Żoczek reports: Command mail from mailutils package used in mail actions like mail-whois can […]

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FreeBSD 13 — py27-pygments — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py27-pygments — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 September 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: pygments — shell injection vulnerability Related CVEs: CVE-2015-8557 Upstream summary: NVD reports: The FontManager._get_nix_font_path function in formatters/img.py in Pygments 1.2.2 through 2.0.2 allows remote attackers to execute arbitrary commands via […]

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Common Problems 114905

Subscription Channels Missing in RHEL 8

🟡 Medium   ⏱ 5–30 min  Last verified: 25 September 2022 📖 ~1 min read 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 Prevention & Hardening Related Errors & Cross-Refs References & Further […]

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How to Configure Virtual Ethernet on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Configure Virtual Ethernet on IBM AIX 7.3

Introduction IBM AIX 7.3 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 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure virtual ethernet on IBM AIX 7.3 with practical […]

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Debian 11 — tex-common — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — tex-common — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 September 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-1400 Upstream summary: The default configuration of the shell_escape_commands directive in conf/texmf.d/95NonPath.cnf in the tex-common package before 2.08.1 in Debian GNU/Linux squeeze, Ubuntu 10.10 and 10.04 LTS, and […]

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Debian 11 — libnet-server-perl — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libnet-server-perl — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 September 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-1127 CVE-2013-1841 Upstream summary: Format string vulnerability in the log function in Net::Server 0.87 and earlier, as used in Postfix Greylisting Policy Server (Postgrey) 1.18 and earlier, and […]

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How to Use the Korn Shell (ksh) on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Use the Korn Shell (ksh) 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 the korn shell (ksh) on ibm aix 7.1 […]

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Debian 11 — distcc — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — distcc — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 September 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-0601 CVE-2004-2687 Upstream summary: distcc before 2.16, when running on 64-bit platforms, does not interpret IP-based access control rules correctly, which could allow remote attackers to bypass intended […]

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How To Work with JSON in JavaScript — step-by-step Javascript tutorial on Progressive Robot

How To Work with JSON in JavaScript

This tutorial provides an introduction to working with JSON in JavaScript. Some general use cases of JSON include: storing data, generating data from user input, transferring data from server to client and vice versa, configuring and verifying data.

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