Operations

Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide (ELSA-2022-9591)

  • June 3, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 3 June 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9591 Related CVEs: CVE-2022-23816 CVE-2022-1652 CVE-2022-29901 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2022-9012)

  • June 3, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 3 June 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9012 Related CVEs: CVE-2021-0920 CVE-2021-4155 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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AlmaLinux 8 — gamin — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — gamin — multiple vulnerabilities (12 CVEs) — patch and remediation guide

  • June 3, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:1586 Related CVEs: CVE-2019-13012 CVE-2020-13543 CVE-2020-13584 CVE-2020-16125 CVE-2020-9948 CVE-2020-9951 CVE-2020-9983 CVE-2021-1817  +4 more Upstream summary: GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later […]

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

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

  • June 3, 2022
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 3 June 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: FreeBSD — Incorrect libcap_net limitation list manipulation Related CVEs: CAN-2005-2693 CAN-2005-3011 CVE-2003-0914 CVE-2003-0989 CVE-2003-1029 CVE-2004-0057 CVE-2004-0079 CVE-2004-0099  +12 more Upstream summary: Problem Description: In the case of the cap_net service, […]

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How to Configure auditd System Auditing on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure auditd System Auditing on Debian 11

  • June 3, 2022
  • Linux
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Introduction Deploying configure auditd system auditing on debian 11 on a Debian 11 Bullseye 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 Ensure Debian […]

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FreeBSD 13 — xli — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — xli — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • June 2, 2022
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 2 June 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xloadimage — buffer overflows in NIFF image title handling Related CVEs: CVE-2001-0775 CVE-2005-0638 CVE-2005-0639 CVE-2005-3178 Upstream summary: Ariel Berkman reports: Unlike most of the supported image formats in xloadimage, the […]

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Alpine Linux edge — samurai — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — samurai — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • June 2, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.2-r1 📖 ~4 min read  •  Source: Alpine secdb entry — samurai 1.2-r1 Related CVEs: CVE-2021-30218 CVE-2021-30219 Upstream summary: Alpine main repository for vedge ships samurai 1.2-r1 which addresses CVE-2021-30218. Table of contents Symptom & Impact […]

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How to Manage Paging Space on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Manage Paging Space on IBM AIX 7.3

Introduction IBM AIX 7.3 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to manage paging space on IBM AIX 7.3 with practical […]

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