2023 - Page 78 of 885

Ubuntu 20.04 — webkit2gtk — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — webkit2gtk — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 5 December 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6061-1 Related CVEs: CVE-2022-0108 CVE-2022-32885 CVE-2023-25358 CVE-2023-27932 CVE-2023-27954 CVE-2023-28205 CVE-2023-23529 CVE-2022-42826  +12 more Upstream summary: Several security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user […]

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Ubuntu 22.04 — liblouis — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — liblouis — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 5 December 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5996-1 Related CVEs: CVE-2023-26767 CVE-2023-26768 CVE-2023-26769 CVE-2022-26981 CVE-2022-31783 Upstream summary: It was discovered that Liblouis incorrectly handled certain files. An attacker could possibly use this issue to cause a denial […]

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openSUSE Leap 15.5 — python3-dnspython — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.5

openSUSE Leap 15.5 — python3-dnspython — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read  •  Source: SUSE advisory RHSA-2024:9423 (see also SUSE bugzilla) Related CVEs: CVE-2023-29483 Upstream summary: eventlet before 0.35.2, as used in dnspython before 2.6.0, allows remote attackers to interfere with DNS name resolution by quickly sending […]

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Oracle Linux 9 — java-17-openjdk — security and stability fixes — required update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — java-17-openjdk — security and stability fixes — required update (ELSA-2023-1879)

🟠 High   ⏱ 15–60 min  Last verified: 4 December 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-1879 Related CVEs: CVE-2023-21967 CVE-2023-21930 CVE-2023-21954 CVE-2023-21937 CVE-2023-21938 CVE-2023-21939 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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How to Configure MySQL Replication on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Configure MySQL Replication on CentOS Stream 9

Introduction Setting up configure mysql replication on centos stream 9 on a CentOS Stream 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure MySQL Replication on CentOS Stream 9, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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Common Problems 121518

Kernel Panic After Unattended Upgrade

🔴 Critical   ⏱ 5–30 min  Last verified: 4 December 2023 Affected versions: Debian 9 📖 ~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 & […]

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FreeBSD 14 — openoffice.org — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — openoffice.org — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 4 December 2023 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openoffice.org — Multiple vulnerabilities Related CVEs: CVE-2006-4339 CVE-2008-2237 CVE-2008-2238 CVE-2009-0217 CVE-2009-2493 CVE-2009-2949 CVE-2009-2950 CVE-2009-3301  +1 more Upstream summary: OpenOffice.org Security Team reports: Fixed in OpenOffice.org 3.3 CVE-2010-2935 / CVE-2010-2936 : […]

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How to Perform a Security Audit on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Perform a Security Audit on FreeBSD 14

Introduction FreeBSD 14 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up perform a security audit on freebsd 14 on FreeBSD 14 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux […]

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AlmaLinux 9 — libqb — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — libqb — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2023:6578 Related CVEs: CVE-2023-39976 Upstream summary: The libqb packages provide a library with the primary purpose of providing high performance client/server reusable features, such as high performance logging, tracing, inter-process communication, and […]

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Common Problems 120041

Debian 12 – sudo Stops Working Due to Broken Permissions – Emergency Repair

🔴 Critical   ⏱ 5–30 min  Last verified: 4 December 2023 Affected versions: Debian 12 📖 ~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 & […]

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