Logging Monitoring

How to Configure Redis Cluster on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure Redis Cluster on Debian 11

Introduction How to Configure Redis Cluster 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 11. This […]

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Oracle Linux 8 — virt:ol and virt-devel:ol — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — virt:ol and virt-devel:ol — security and stability fixes — required update (ELSA-2024-4351)

🟡 Medium   ⏱ 10–30 min  Last verified: 6 June 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-4351 Related CVEs: CVE-2024-4418 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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AlmaLinux 8 — ibus-hangul — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — ibus-hangul — 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-2020:4779 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 Configure Core Files and Analysis on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Configure Core Files and Analysis 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 core files and analysis on IBM AIX 7.3 […]

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IBM AIX 7.3 — CVE-1999-0628 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-1999-0628 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 6 June 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-1999-0628, IBM PSIRT advisory page CVE: CVE-1999-0628 NVD summary: The rwho/rwhod service is running, which exposes machine status and user information. References: exchange.xforce.ibmcloud.com/vulnerabilities/CVE   exchange.xforce.ibmcloud.com/vulnerabilities/CVE Table of contents Symptom & Impact Environment […]

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

AlmaLinux 8 — papi — 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-2021:4269 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 — py310-WsgiDAV — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py310-WsgiDAV — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 June 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-WsgiDAV — XSS vulnerability Related CVEs: CVE-2022-41905 Upstream summary: Implementations using this library with directory browsing enabled may be susceptible to Cross Site Scripting (XSS) attacks. Table of contents Symptom […]

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

FreeBSD 13 — eog — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 June 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: eog — out-of-bounds write Related CVEs: CVE-2016-6855 Upstream summary: Felix Riemann reports: CVE-2016-6855 out-of-bounds write in eog 3.10.2. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Common Problems 120473

Debian 11 Release File Is Not Valid Yet During apt update

🟠 High   ⏱ 5–30 min  Last verified: 6 June 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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Debian 11 — tcl8.6 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — tcl8.6 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-35331 Upstream summary: In Tcl 8.6.11, a format string vulnerability in nmakehlp.c might allow code execution via a crafted file. NOTE: multiple third parties dispute the significance of […]

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