Logging Monitoring

SLES 12 — libapr1 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — libapr1 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 31 August 2023 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2024:3428-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-49582 CVE-2011-0419 CVE-2017-12613 CVE-2011-1928 Upstream summary: Lax permissions set by the Apache Portable Runtime library on Unix platforms would allow local users read access to […]

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Windows Server 2019 — KB5022782 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5022782 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5022782 • MSRC update-guide entry Related CVEs: CVE-2023-21808 CVE-2023-21722 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Oracle Linux 8 — libreswan — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libreswan — vulnerability — patch and remediation guide (ELSA-2023-2122)

🟠 High   ⏱ 15–60 min  Last verified: 31 August 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2122 Related CVEs: CVE-2023-30570 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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IBM AIX 7.2 — CVE-2023-40363 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2023-40363 — vulnerability — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 31 August 2023 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2023-40363, IBM Support Bulletin CVE: CVE-2023-40363 NVD summary: IBM InfoSphere Information Server 11.7 could allow an authenticated user to change installation files due to incorrect file permission settings. IBM X-Force ID: 263332. […]

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How to Manage Users and Groups on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Manage Users and Groups on Debian 12

Introduction Deploying manage users and groups on debian 12 on a Debian 12 Bookworm 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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NetBSD 9.4 — moodle — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — moodle — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2016-0725 CVE-2016-9186 CVE-2016-9187 CVE-2018-1133 CVE-2018-14630 CVE-2020-10738 CVE-2021-3943 CVE-2022-40314  +12 more Upstream summary: pkgsrc audit-packages flagged moodle>=3.0<3.0.2 for vulnerability class 'arbitrary-code-execution'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-0725 Table of contents Symptom & Impact Environment […]

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Oracle Linux 9 — gimp security and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — gimp security and — enhancement update — new behaviour and fixes (ELSA-2022-7978)

🟡 Medium   ⏱ 10–30 min  Last verified: 30 August 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7978 Related CVEs: CVE-2022-32990 CVE-2022-30067 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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How to Configure DNS Resolution on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Configure DNS Resolution on CentOS Stream 9

Introduction How to Configure DNS Resolution 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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AlmaLinux 9 — sysstat — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — sysstat — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2023:6569 Related CVEs: CVE-2023-33204 CVE-2022-39377 Upstream summary: The sysstat packages provide the sar and iostat commands. These commands enable system monitoring of disk, network, and other I/O activity. Security Fix(es): * sysstat: […]

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Debian 12 — jruby — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — jruby — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 30 August 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-1330 CVE-2011-4838 CVE-2012-5370 CVE-2015-3900 CVE-2017-17742 CVE-2018-1000073 CVE-2018-1000074 CVE-2018-1000075  +12 more Upstream summary: The regular expression engine in JRuby before 1.4.1, when $KCODE is set to 'u', does not […]

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