July 2021 - Page 50 of 69

How to Manage Packages with Zypper on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Manage Packages with Zypper on SLES 15

Introduction This tutorial covers How to Manage Packages with Zypper on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Step 1 — Refresh Repositories zypper refresh Step 2 — Search […]

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Arch Linux — postgresql — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — postgresql — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202204-1 Related CVEs: CVE-2021-23214 CVE-2020-25696 CVE-2020-25695 CVE-2020-25694 CVE-2018-1058 CVE-2017-7548 CVE-2017-7547 CVE-2017-7546  +11 more Upstream summary: Type: man-in-the-middle. Status: Fixed. Affected: 13.4-6. Fixed in: 13.5-1. Group: AVG-2546. Table of contents Symptom […]

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Common Problems 114545

RHEL 9: dnf Transaction Fails Due to Package Conflicts

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 📖 ~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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FreeBSD 13 — tdiary — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — tdiary — vulnerability — 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: tdiary — injection vulnerability Related CVEs: CVE-2006-6174 Upstream summary: An undisclosed eRuby injection vulnerability had been discovered in tDiary. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 12 — py37-ansible — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py37-ansible — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-ansible — multiple vulnerabilities Related CVEs: CVE-2020-10744 CVE-2020-25635 CVE-2020-25636 CVE-2021-3532 CVE-2021-3583 CVE-2021-3620 Upstream summary: abeluck reports: A flaw was found in Ansible Base when using the aws_ssm connection plugin as […]

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FreeBSD 13 — ruby21-gems — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ruby21-gems — vulnerability — 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: rubygems — request hijacking vulnerability Related CVEs: CVE-2015-3900 Upstream summary: Jonathan Claudius reports: RubyGems provides the ability of a domain to direct clients to a separate host that is used […]

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Common Problems 112624

Windows Server 2019 — dsregcmd shows hybrid Azure AD join failure on Windows clients — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 07 July 2027 Affected versions: Windows Server 2019 📖 ~2 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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FreeBSD 13 — kf5-kio — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — kf5-kio — security advisory — 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: kio: Information Leak when accessing https when using a malicious PAC file Upstream summary: Albert Astals Cid reports: Using a malicious PAC file, and then using exfiltration methods in the […]

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How to Set Up IPv6 on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Set Up IPv6 on FreeBSD 13

Introduction How to Set Up IPv6 on FreeBSD 13 is a core administration task for any FreeBSD 13 server operator. FreeBSD 13 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, […]

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FreeBSD 13 — drupal6-cck — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — drupal6-cck — vulnerability — 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: drupal6-cck — cross-site scripting Related CVEs: CVE-2009-1069 Upstream summary: Drupal CCK plugin developer reports: The Node reference and User reference sub-modules, which are part of the Content Construction Kit (CCK) […]

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