Package Management

Gentoo Linux — app-emulation/virtualbox-additions — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — app-emulation/virtualbox-additions — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • April 25, 2021
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202208-36 Related CVEs: CVE-2021-2145 CVE-2021-2250 CVE-2021-2264 CVE-2021-2266 CVE-2021-2279 CVE-2021-2280 CVE-2021-2281 CVE-2021-2282  +12 more Upstream summary: Multiple vulnerabilities have been discovered in VirtualBox. Please review the CVE identifiers referenced below for details. Table […]

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FreeBSD 13 — libXtst — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

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

  • April 25, 2021
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 25 April 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: X.org libraries — multiple vulnerabilities Related CVEs: CVE-2013-1981 CVE-2013-1982 CVE-2013-1983 CVE-2013-1984 CVE-2013-1985 CVE-2013-1986 CVE-2013-1987 CVE-2013-1988  +12 more Upstream summary: Matthieu Herrb reports: Tobias Stoeckmann from the OpenBSD project has discovered […]

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Oracle Linux 8 — ruby:2.6 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — ruby:2.6 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2021-2588)

  • April 24, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 24 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-2588 Related CVEs: CVE-2019-3881 CVE-2020-25613 CVE-2019-15845 CVE-2019-16201 CVE-2019-16255 CVE-2020-10933 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Common Problems 117610

Ubuntu 20.04 LTS DPKG Interrupted State Blocks Install

  • April 24, 2021
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 24 April 2021 📖 ~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 Configure Horizontal Pod Autoscaling on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Configure Horizontal Pod Autoscaling on Oracle Linux 8

Introduction Setting up configure horizontal pod autoscaling on oracle linux 8 on a Oracle Linux 8 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure Horizontal Pod Autoscaling on Oracle Linux 8, with all the commands you need, the SELinux and firewalld considerations to […]

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

AlmaLinux 8 — man-db — vulnerability — patch and remediation guide

  • April 24, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4470 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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AlmaLinux 8 — icu — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — icu — vulnerability — patch and remediation guide

  • April 24, 2021
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2020:0902 Related CVEs: CVE-2020-10531 Upstream summary: The International Components for Unicode (ICU) library provides robust and full-featured Unicode services. Security Fix(es): * ICU: Integer overflow in UnicodeString::doAppend() (CVE-2020-10531) For more details about […]

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FreeBSD 13 — linux-c6-xorg-libs — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — linux-c6-xorg-libs — multiple vulnerabilities (6 CVEs) — patch and remediation guide

  • April 24, 2021
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 24 April 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libXfont — BDF parsing issues Related CVEs: CVE-2014-0209 CVE-2014-0210 CVE-2014-0211 CVE-2015-1802 CVE-2015-1803 CVE-2015-1804 Upstream summary: Alan Coopersmith reports: Ilja van Sprundel, a security researcher with IOActive, has discovered an issue […]

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How to Set Up Concourse CI on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up Concourse CI on Debian 9

  • April 24, 2021
  • Linux
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Introduction Deploying set up concourse ci on debian 9 on a Debian 9 Stretch machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Before you […]

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Gentoo Linux — dev-python/pyyaml — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-python/pyyaml — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • April 24, 2021
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202003-45 Related CVEs: CVE-2017-18342 CVE-2020-14343 CVE-2020-1747 Upstream summary: It was found that using yaml.load() API on untrusted input could lead to arbitrary code execution. Table of contents Symptom & Impact Environment & […]

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