September 2021 - Page 49 of 66

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

Oracle Linux 8 — gfbgraph — vulnerability — patch and remediation guide (ELSA-2022-1801)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-1801 Related CVEs: CVE-2021-39358 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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FreeBSD 13 — powerdns — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — powerdns — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: powerdns — denial of service Related CVEs: CVE-2005-2302 CVE-2012-0206 CVE-2015-1868 CVE-2015-5230 CVE-2015-5311 CVE-2015-5470 CVE-2016-2120 CVE-2016-6170  +12 more Upstream summary: PowerDNS Team reports: PowerDNS Security Advisory 2022-01: incomplete validation of incoming […]

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How to Configure SNMP Monitoring on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure SNMP Monitoring on RHEL 8

SNMP (Simple Network Management Protocol) remains the dominant standard for monitoring network devices, switches, routers, and hardware appliances that do not expose Prometheus endpoints. On RHEL 8, the net-snmp package provides both the daemon and a suite of command-line tools for querying and testing SNMP agents. This tutorial covers installing and configuring the SNMP daemon, […]

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Cómo configurar NFS Mount en Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Cómo configurar NFS Mount en Ubuntu 20.04

NFS, o Network File System (Sistema de archivos en red) es un protocolo de sistema de archivos distribuido que le permite montar directorio remotos en su servidor. Esto le permite gestionar el espacio de almacenamiento en una ubicación diferente y escribir en ese espacio desde…

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AlmaLinux 8 — man-pages — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — man-pages — 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-2022:2108 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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Arch Linux — grub — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — grub — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202106-43 Related CVEs: CVE-2021-20233 CVE-2021-20225 CVE-2020-27779 CVE-2020-27749 CVE-2020-25647 CVE-2020-25632 CVE-2020-14372 Upstream summary: Type: multiple issues. Status: Fixed. Affected: 2:2.04-10. Fixed in: 2:2.06-1. Group: AVG-1629. Table of contents Symptom & Impact […]

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IBM AIX 7.2 — CVE-2021-20448 — xss — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2021-20448 — xss — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 25 May 2026 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2021-20448, IBM Support Bulletin CVE: CVE-2021-20448 NVD summary: IBM Content Navigator 3.0.CD is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering […]

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Oracle Linux 8 — idm:DL1 and idm:client security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — idm:DL1 and idm:client security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2021-1846)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-1846 Related CVEs: CVE-2020-11023 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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FreeBSD 13 — postgresql95-client — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — postgresql95-client — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: PostgreSQL vulnerabilities Related CVEs: CVE-2016-5423 CVE-2016-5424 Upstream summary: The PostgreSQL project reports: Security Fixes nested CASE expressions + database and role names with embedded special characters CVE-2017-7484: selectivity estimators bypass […]

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FreeBSD 13 — pl-ekg — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — pl-ekg — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libgadu — multiple vulnerabilities Related CVEs: CVE-2005-1850 CVE-2005-1851 CVE-2005-1852 CVE-2005-1916 CVE-2005-2369 CVE-2005-2370 CVE-2005-2448 Upstream summary: Wojtek Kaniewski reports: Multiple vulnerabilities have been found in libgadu, a library for handling Gadu-Gadu […]

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