Package Management

Red Hat Enterprise Linux 8 — tigervnc — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 8

Red Hat Enterprise Linux 8 — tigervnc — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 8 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:13414 Related CVEs: CVE-2026-33999 CVE-2026-34001 CVE-2026-34003 CVE-2026-34352 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix […]

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How to Set Up Caddy Web Server on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up Caddy Web Server on FreeBSD 15

Introduction This guide explains how to Set Up Caddy Web Server on FreeBSD 15 on FreeBSD 15. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for […]

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

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

🟠 High   ⏱ 15–60 min  Last verified: 20 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:1690-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-4065 CVE-2020-11022 CVE-2020-11023 Upstream summary: A vulnerability was found in cbeust testng 7.5.0/7.6.0/7.6.1/7.7.0. It has been declared as critical. Affected by this vulnerability is the […]

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SLES 16 — libpulse0 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — libpulse0 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 20 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2008-0008 CVE-2014-3970 Upstream summary: The pa_drop_root function in PulseAudio 0.9.8, and a certain 0.9.9 build, does not check return values from (1) setresuid, (2) setreuid, […]

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AlmaLinux 8 — java-17-openjdk — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — java-17-openjdk — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:9686 Related CVEs: CVE-2026-22007 CVE-2026-22013 CVE-2026-22016 CVE-2026-22018 CVE-2026-22021 CVE-2026-23865 CVE-2026-34268 CVE-2026-34282  +12 more Upstream summary: The java-17-openjdk packages provide the OpenJDK 17 Java Runtime Environment and the OpenJDK 17 Java Software Development […]

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Oracle Linux 10 — skopeo — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — skopeo — vulnerability — patch and remediation guide (ELSA-2025-9149)

🟡 Medium   ⏱ 10–30 min  Last verified: 20 May 2026 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-9149 Related CVEs: CVE-2025-22871 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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Oracle Linux 9 — java-1.8.0-openjdk — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — java-1.8.0-openjdk — vulnerability — patch and remediation guide (ELSA-2025-3845)

🟡 Medium   ⏱ 10–30 min  Last verified: 20 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-3845 Related CVEs: CVE-2025-30698 CVE-2025-21587 CVE-2025-30691 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 Set Up WordPress with Nginx on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up WordPress with Nginx on FreeBSD 15

Introduction How to Set Up WordPress with Nginx on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for […]

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Windows Server 2016 — KB5087541 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5087541 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5087541 • MSRC update-guide entry Related CVEs: CVE-2026-35421 CVE-2026-41089 CVE-2026-32161 CVE-2026-40403 CVE-2026-21530 CVE-2026-33834 CVE-2026-34329 CVE-2026-34330  +12 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Microsoft summary: Heap-based buffer […]

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SLES 15 — valkey — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — valkey — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 20 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:1949-1 (see also SUSE bugzilla) Related CVEs: CVE-2026-23631 CVE-2026-25243 CVE-2026-23479 CVE-2025-67733 CVE-2026-21863 CVE-2025-49112 Upstream summary: Redis is an in-memory data structure store. In all versions of redis-server with Lua scripting, an authenticated […]

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