Linux

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

Oracle Linux 9 — buildah — vulnerability — patch and remediation guide (ELSA-2023-7764)

🟡 Medium   ⏱ 10–30 min  Last verified: 31 October 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-7764 Related CVEs: CVE-2023-29409 CVE-2023-39318 CVE-2023-39322 CVE-2023-39319 CVE-2023-39321 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Alpine Linux 3.18 — python3-tkinter — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — python3-tkinter — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 3.6.8-r1 📖 ~4 min read  •  Source: Alpine secdb entry — python3-tkinter 3.6.8-r1 Related CVEs: CVE-2019-5010 Upstream summary: Alpine community repository for vv3.18 ships python3-tkinter 3.6.8-r1 which addresses CVE-2019-5010. Table of contents Symptom & Impact Environment […]

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Debian 12 — nvidia-graphics-drivers-tesla-470 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — nvidia-graphics-drivers-tesla-470 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 31 October 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-21813 CVE-2022-21814 CVE-2022-28181 CVE-2022-28183 CVE-2022-28184 CVE-2022-28185 CVE-2022-28191 CVE-2022-28192  +12 more Upstream summary: NVIDIA GPU Display Driver for Linux contains a vulnerability in the kernel driver, where improper handling […]

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How to Install Helm Package Manager for Kubernetes on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Install Helm Package Manager for Kubernetes on Debian 12

Introduction Deploying install helm package manager for kubernetes on debian 12 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 […]

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

Alpine Linux 3.18 — libksba — 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 1.6.3-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libksba 1.6.3-r0 Related CVEs: CVE-2022-47629 CVE-2022-3515 Upstream summary: Alpine main repository for vv3.18 ships libksba 1.6.3-r0 which addresses CVE-2022-47629. Table of contents Symptom & Impact […]

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

AlmaLinux 9 — tcpdump — 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-2024:2211 Related CVEs: CVE-2021-41043 Upstream summary: The tcpdump packages contain the tcpdump utility for monitoring network traffic. The tcpdump utility can capture and display the packet headers on a particular network interface […]

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How to Install Redis on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Install Redis on CentOS Stream 9

Introduction This tutorial demonstrates how to Install Redis on CentOS Stream 9 on CentOS Stream 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 9 system with the default AppStream […]

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Amazon Linux 2023 — python-mako — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — python-mako — 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 ALAS2023-2023-288 Related CVEs: CVE-2022-40023 Upstream summary: Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and […]

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Oracle Linux 9 — openssl — security and stability fixes — required update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — openssl — security and stability fixes — required update (ELSA-2023-0946)

🟡 Medium   ⏱ 10–30 min  Last verified: 30 October 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0946 Related CVEs: CVE-2023-0401 CVE-2022-4450 CVE-2023-0216 CVE-2022-4304 CVE-2023-0217 CVE-2022-4203 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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