chris

SLES 16 — taglib — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — taglib — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 2 August 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2017-12678 CVE-2012-2396 CVE-2018-11439 Upstream summary: In TagLib 1.11.1, the rebuildAggregateFrames function in id3v2framefactory.cpp has a pointer to cast vulnerability, which allows remote attackers to cause […]

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How to Install and Configure Rundeck on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install and Configure Rundeck on FreeBSD 15

Introduction FreeBSD 15 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up install and configure rundeck on FreeBSD 15 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 distribution. This guide […]

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Common Problems 115924

Ubuntu 26.04 LTS – netplan apply fails with invalid YAML and drops networking – Fix & Prevention

🔴 Critical   ⏱ 5–30 min  Last verified: 2 August 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~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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openSUSE Tumbleweed — libngtcp2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libngtcp2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2026-40170 CVE-2024-52811 Upstream summary: ngtcp2 is a C implementation of the IETF QUIC protocol. In versions prior to 1.22.1, ngtcp2_qlog_parameters_set_transport_params() serializes peer transport parameters into […]

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Oracle Linux 9 — freerdp — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — freerdp — vulnerability — patch and remediation guide (ELSA-2026-2048)

🟠 High   ⏱ 15–60 min  Last verified: 2 August 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-2048 Related CVEs: CVE-2026-23530 CVE-2026-23531 CVE-2026-23532 CVE-2026-23533 CVE-2026-23534 CVE-2026-23883 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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CentOS Stream 9 — mecab — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — mecab — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 2 August 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:5640 Related CVEs: CVE-2026-21936 CVE-2026-21937 CVE-2026-21941 CVE-2026-21948 CVE-2026-21964 CVE-2026-21968 CVE-2025-53040 CVE-2025-53042  +12 more Upstream summary: MySQL is a multi-user, multi-threaded SQL database server. It consists of the MySQL server daemon (mysqld) […]

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How to Configure Buildbot CI on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure Buildbot CI on FreeBSD 15

Introduction Deploying configure buildbot ci on a FreeBSD 15 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + ports approach […]

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CentOS Stream 9 — nodejs — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — nodejs — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 2 August 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:7896 Related CVEs: CVE-2026-21710 CVE-2026-26996 CVE-2026-27135 CVE-2026-27904 CVE-2026-1525 CVE-2026-1526 CVE-2026-1527 CVE-2026-1528  +12 more Upstream summary: Node.js is a software development platform for building fast and scalable network applications in the JavaScript […]

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How to Schedule Backups with restic on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Schedule Backups with restic on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying schedule backups with restic both straightforward and auditable. This tutorial covers the complete procedure for how to Schedule Backups with restic on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites The […]

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SLES 16 — apache2-mod_security2 — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — apache2-mod_security2 — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 2 August 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:0314-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-48279 CVE-2023-24021 CVE-2025-47947 CVE-2025-48866 CVE-2025-52891 CVE-2009-5031 CVE-2012-4528 CVE-2013-1915  +3 more Upstream summary: In ModSecurity before 2.9.6 and 3.x before 3.0.8, HTTP multipart requests were incorrectly […]

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