Linux

AlmaLinux 8 — gssproxy — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — gssproxy — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2022:2083 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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How to Set Up Node Exporter for Server Metrics on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up Node Exporter for Server Metrics on Debian 11

Introduction This guide explains how to Set Up Node Exporter for Server Metrics on Debian 11 on Debian 11 Bullseye. Debian Bullseye 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 11 […]

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Debian 11 — iucode-tool — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — iucode-tool — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-0357 Upstream summary: A heap-overflow flaw exists in the -tr loader of iucode-tool starting with v1.4 and before v2.1.1, potentially leading to SIGSEGV, or heap corruption. Table of […]

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Debian 11 — sleuthkit — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — sleuthkit — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 18 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-4195 CVE-2007-4196 CVE-2007-4197 CVE-2007-4198 CVE-2007-4199 CVE-2007-4200 CVE-2012-5619 CVE-2017-13755  +12 more Upstream summary: Use-after-free vulnerability in ext2fs.c in Brian Carrier The Sleuth Kit (TSK) before 2.09 allows user-assisted remote […]

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Oracle Linux 8 — php:8.0 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — php:8.0 — vulnerability — patch and remediation guide (ELSA-2023-0848)

🟡 Medium   ⏱ 10–30 min  Last verified: 18 February 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0848 Related CVEs: CVE-2022-37454 CVE-2022-31631 CVE-2022-31630 CVE-2022-31628 CVE-2022-31629 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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Oracle Linux 8 — pki-core:10.6 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — pki-core:10.6 — vulnerability — patch and remediation guide (ELSA-2021-0966)

🟠 High   ⏱ 15–60 min  Last verified: 18 February 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-0966 Related CVEs: CVE-2021-20179 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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openSUSE Tumbleweed — python39-certifi — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python39-certifi — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:178-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-23491 Upstream summary: Certifi is a curated collection of Root Certificates for validating the trustworthiness of SSL certificates while verifying the identity of TLS hosts. […]

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How to Configure Concourse CI on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Configure Concourse CI on CentOS Stream 9

Introduction This tutorial demonstrates how to Configure Concourse CI 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 […]

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AlmaLinux 8 — libgit2-glib — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libgit2-glib — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2022:1769 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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