February 2022 - Page 4 of 65

Gentoo Linux — dev-python/django — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-python/django — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • February 27, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202509-03 Related CVEs: CVE-2021-3281 CVE-2021-28658 CVE-2021-31542 CVE-2021-32052 CVE-2021-33203 CVE-2021-33571 CVE-2021-35042 CVE-2021-44420  +12 more Upstream summary: Multiple vulnerabilities have been discovered in Django. Please review the CVE identifiers referenced below for details. Table […]

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How to Configure SELinux Policies on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Configure SELinux Policies on CentOS Stream 9

  • February 27, 2022
  • CentOS
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Introduction How to Configure SELinux Policies on CentOS Stream 9 on CentOS Stream 9 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is […]

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IBM AIX 7.3 — CVE-1999-0835 — denial of service — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-1999-0835 — denial of service — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 25 May 2026 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-1999-0835, IBM PSIRT advisory page CVE: CVE-1999-0835 NVD summary: Denial of service in BIND named via malformed SIG records. References: ftp://ftp.caldera.com/pub/security/OpenLinux/CSS   www.securityfocus.com/bid/788   ftp://ftp.caldera.com/pub/security/OpenLinux/CSS Table of contents Symptom & Impact Environment […]

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Common Problems 113404

Windows Server 2012 R2 — Conditional forwarders timing out across site-to-site VPN links on Windows Server 2012 R2 DNS — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Windows Server 2012 R2 📖 ~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 […]

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How To Optimize Docker Images for Production — step-by-step Docker tutorial on Progressive Robot

How To Optimize Docker Images for Production

  • February 27, 2022
  • Docker
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In this guide, you will learn how to optimize Docker images in a few simple steps, making them smaller, faster, and better suited for production. You’ll build images for a sample Go API in several different Docker containers, starting with Ubuntu and language-specific images, then moving on to the Alpine Linux distribution. You will also use multi-stage builds to optimize your images for production.

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FreeBSD 12 — rubygem-actionview — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — rubygem-actionview — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • February 27, 2022
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Rails — XSS vulnerabilities Related CVEs: CVE-2015-7576 CVE-2015-7577 CVE-2015-7581 CVE-2016-0751 CVE-2016-0752 CVE-2016-0753 CVE-2016-2097 CVE-2016-2098  +12 more Upstream summary: Ruby on Rails blog: This is an announcement to let you know […]

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How to Set Up GitLab CE on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Set Up GitLab CE on SLES 12

Introduction This tutorial covers How to Set Up GitLab CE on SLES 12 on SLES 12. SLES 12 (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. Prerequisites Ensure your SLES 12 system is up to date: zypper […]

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FreeBSD 13 — py35-urllib — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py35-urllib — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • February 27, 2022
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: urllib3 — multiple vulnerabilities Related CVEs: CVE-2018-20060 CVE-2019-11236 CVE-2019-11324 Upstream summary: NIST reports: (by search in the range 2018/01/01 – 2019/11/10): urllib3 before version 1.23 does not remove the Authorization […]

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