Package Management

Debian 12 — bsh — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — bsh — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-2510 Upstream summary: BeanShell (bsh) before 2.0b6, when included on the classpath by an application that uses Java serialization or XStream, allows remote attackers to execute arbitrary code […]

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Ubuntu 14.04 — xerces-c — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — xerces-c — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 September 2023 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6590-1 Related CVEs: CVE-2018-1311 CVE-2023-37536 Upstream summary: It was discovered that Xerces-C++ was not properly handling memory management operations when parsing XML data containing external DTDs, which could trigger a […]

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Windows Server 2019 — KB5027283 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5027283 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5027283 • MSRC update-guide entry Related CVEs: CVE-2023-29363 CVE-2023-32014 CVE-2023-32015 CVE-2023-29346 CVE-2023-29351 CVE-2023-29355 CVE-2023-29358 CVE-2023-29359  +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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

Oracle Linux 9 — flac — vulnerability — patch and remediation guide (ELSA-2023-5048)

🟠 High   ⏱ 15–60 min  Last verified: 19 September 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-5048 Related CVEs: CVE-2020-22219 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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VMware ESXi 8.0 — vmxnet3 — ESXi vulnerability — VIB / vLCM patch and remediation guide — diagnosis and fix on VMware ESXi 8.0

VMware ESXi 8.0 — vmxnet3 — ESXi vulnerability — VIB / vLCM patch and remediation guide

🟠 Important   ⏱ 20–90 min  Last verified: 25 May 2026 Affected versions: VMware ESXi 8.0 📖 ~4 min read  •  Source: VMware advisory VMSA-2023-0001 Related CVEs: CVE-2023-20872 Fixed image profile / build: ESXi80U1a-21813344 Upstream summary: Stack buffer overflow in the vmxnet3 virtual network adapter (CVE-2023-20872) allows a guest with administrative privileges and a virtual […]

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How to Set Up Uptime Kuma Monitoring on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up Uptime Kuma Monitoring on Debian 12

Introduction This guide explains how to Set Up Uptime Kuma Monitoring on Debian 12 on Debian 12 Bookworm. Debian Bookworm uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 12 install with […]

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How to Deploy a CakePHP Application on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Deploy a CakePHP Application on CentOS Stream 9

Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying deploy a cakephp application on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Deploy a CakePHP Application on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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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-2023-4177)

🟡 Medium   ⏱ 10–30 min  Last verified: 18 September 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-4177 Related CVEs: CVE-2023-22045 CVE-2023-22036 CVE-2023-22049 CVE-2023-22006 CVE-2023-22041 CVE-2023-22044 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Amazon Linux 2023 — jtidy — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — jtidy — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2024-478 Related CVEs: CVE-2023-34623 Upstream summary: An issue was discovered jtidy thru r938 allows attackers to cause a denial of service or other unspecified impacts via crafted object that uses […]

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NetBSD 9.4 — ruby[23][0-9]-rails51 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ruby-rails51 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged ruby-rails51-* for vulnerability class 'eol'. Reference: https://ftp.NetBSD.org/pub/NetBSD/packages/vulns/eol-packages Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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