Operations

IBM AIX 7.3 — CVE-2016-8981 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2016-8981 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 3 January 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2016-8981, IBM Support Bulletin CVE: CVE-2016-8981 NVD summary: IBM BigFix Inventory v9 allows web pages to be stored locally which can be read by another user on the system. References: www.ibm.com/support/docview.wss?uid=swg21994932   […]

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Common Problems 117599

Ubuntu 20.04 suspend and resume not working properly

🟡 Medium   ⏱ 5–30 min  Last verified: 3 January 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 Set Up TimescaleDB on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Set Up TimescaleDB on CentOS Stream 9

Introduction Setting up set up timescaledb on centos stream 9 on a CentOS Stream 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Set Up TimescaleDB on CentOS Stream 9, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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

FreeBSD 13 — magento — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 January 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: magento — multiple vulnerabilities Related CVEs: CVE-2012-3363 Upstream summary: Magento, Inc. reports: SUPEE-6482 – This patch addresses two issues related to APIs and two cross-site scripting risks. SUPEE-6285 – This […]

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FreeBSD 13 — py36-aiohttp — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py36-aiohttp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 January 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: aiohttp — open redirect vulnerability Related CVEs: CVE-2021-21330 Upstream summary: Sviatoslav Sydorenko reports: Open redirect vulnerability — a maliciously crafted link to an aiohttp-based web-server could redirect the browser to […]

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Common Problems 114931

RHEL 8 NetworkManager DNS Resolution Intermittently Failing

🟡 Medium   ⏱ 5–30 min  Last verified: 3 January 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 — libpinyin — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libpinyin — 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-2022:1790 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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Debian 11 — cscope — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — cscope — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 January 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-0996 CVE-2004-2541 CVE-2006-4262 CVE-2009-0148 CVE-2009-1577 Upstream summary: main.c in cscope 15-4 and 15-5 creates temporary files with predictable filenames, which allows local users to overwrite arbitrary files via […]

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How to Configure GEOM RAID on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Configure GEOM RAID on FreeBSD 13

Introduction Deploying configure geom raid on freebsd 13 on a FreeBSD 13 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 3 January 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-2295 CVE-2006-2575 Upstream summary: NetPanzer 0.8 and earlier allows remote attackers to cause a denial of service (infinite loop) via a packet with a zero datablock size. Table […]

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