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Cómo instalar Git en CentOS 8 — step-by-step Linux tutorial on Progressive Robot

Cómo instalar Git en CentOS 8

Los sistemas de control de versión son una parte indispensable del desarrollo del software moderno. El control de versiones le permite realizar un seguimiento de su software a nivel de fuente. Puede rastrear cambios, volver a etapas anteriores y producir ramificaciones para…

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How to Install Fluent Bit Log Forwarder on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install Fluent Bit Log Forwarder on Debian 11

Introduction How to Install Fluent Bit Log Forwarder on Debian 11 is a fundamental operation for any administrator maintaining a Debian 11 Bullseye server. Debian 11 Bullseye 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 […]

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Common Problems 120709

Debian 11 – rsync backup job fails on permissions, ACLs, or xattrs

🟠 High   ⏱ 5–30 min  Last verified: 8 September 2022 Affected versions: Debian 11 📖 ~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 & […]

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IBM AIX 7.3 — CVE-2021-20483 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2021-20483 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 8 September 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2021-20483, IBM Support Bulletin CVE: CVE-2021-20483 NVD summary: IBM Security Identity Manager 6.0.2 is vulnerable to server-side request forgery (SSRF). By sending a specially crafted request, a remote authenticated attacker could exploit […]

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Common Problems 116917

Ubuntu 22.04 DNS Failures with systemd-resolved Stub Resolver

🟡 Medium   ⏱ 5–30 min  Last verified: 8 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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AlmaLinux 8 — xorg-x11-proto-devel — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — xorg-x11-proto-devel — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2020:4742 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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How to Install Software with installp on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Install Software with installp 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 install software with installp on IBM AIX 7.3 with […]

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FreeBSD 13 — ja-eb — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ja-eb — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 8 September 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: eb — Potential buffer overrun vulnerability Upstream summary: Kazuhiro Ito reports: Potential buffer overrun vulnerability is found in eb/multiplex.c. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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AlmaLinux 8 — eclipse-ecf — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — eclipse-ecf — 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-2020:5097 Upstream summary: Eclipse is an integrated development environment (IDE). The metadata for the eclipse:rhel8 module has been updated to remove the following unused profiles: c everything To check whether you have […]

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FreeBSD 13 — linux-c6-libsndfile — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — linux-c6-libsndfile — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 8 September 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libsndfile — out-of-bounds reads Related CVEs: CVE-2017-12562 CVE-2017-14245 CVE-2017-14246 CVE-2017-14634 CVE-2017-17456 CVE-2017-17457 CVE-2017-6892 CVE-2017-7585  +7 more Upstream summary: Xin-Jiang on Github reports: CVE-2017-14245 (Medium): An out of bounds read in […]

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