Package Management

Alpine Linux 3.19 — apr-util — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — apr-util — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 1.6.3-r0 📖 ~4 min read  •  Source: Alpine secdb entry — apr-util 1.6.3-r0 Related CVEs: CVE-2022-25147 Upstream summary: Alpine main repository for vv3.19 ships apr-util 1.6.3-r0 which addresses CVE-2022-25147. Table of contents Symptom & Impact Environment […]

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Debian 12 — rpki-client — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — rpki-client — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 4 January 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-3909 CVE-2021-43172 CVE-2021-43173 Upstream summary: OctoRPKI does not limit the length of a connection, allowing for a slowloris DOS attack to take place which makes OctoRPKI wait forever. […]

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How to Set Up ProxySQL for MySQL Load Balancing on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up ProxySQL for MySQL Load Balancing on Debian 12

Introduction How to Set Up ProxySQL for MySQL Load Balancing on Debian 12 is a fundamental operation for any administrator maintaining a Debian 12 Bookworm server. Debian 12 Bookworm ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ […]

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NetBSD 9.4 — hamlib — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — hamlib — vulnerability — 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 Upstream summary: pkgsrc audit-packages flagged hamlib<1.2.11 for vulnerability class 'privilege-escalation'. Reference: http://secunia.com/advisories/39299/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Debian 12 — ruby-net-ldap — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — ruby-net-ldap — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 January 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-17718 Upstream summary: The Net::LDAP (aka net-ldap) gem before 0.16.0 for Ruby has Missing SSL Certificate Validation. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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SLES 15 — libzypp-plugin-appdata — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libzypp-plugin-appdata — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 4 January 2024 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:0095-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-22643 Upstream summary: An Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in libzypp-plugin-appdata of SUSE Linux Enterprise Server […]

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Alpine Linux 3.18 — aspell — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — aspell — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 0.60.8-r1 📖 ~4 min read  •  Source: Alpine secdb entry — aspell 0.60.8-r1 Related CVEs: CVE-2019-25051 CVE-2019-17544 Upstream summary: Alpine main repository for vv3.18 ships aspell 0.60.8-r1 which addresses CVE-2019-25051. Table of contents Symptom & Impact […]

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Oracle Linux 9 — python3.9 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — python3.9 — vulnerability — patch and remediation guide (ELSA-2023-0953)

🟡 Medium   ⏱ 10–30 min  Last verified: 4 January 2024 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0953 Related CVEs: CVE-2022-45061 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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Alpine Linux 3.18 — tor — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — tor — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 0.4.7.8-r0 📖 ~4 min read  •  Source: Alpine secdb entry — tor 0.4.7.8-r0 Related CVEs: CVE-2022-33903 CVE-2021-38385 CVE-2021-28548 CVE-2021-28549 CVE-2021-28550 CVE-2021-28089 CVE-2021-28090 CVE-2020-10592  +5 more Upstream summary: Alpine community repository for vv3.18 ships tor 0.4.7.8-r0 which […]

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How to Install Debian 12 Bookworm on a Server — step-by-step Debian 12 tutorial on Progressive Robot

How to Install Debian 12 Bookworm on a Server

Introduction Deploying install debian 12 bookworm on a server 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 You will […]

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