Linux

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

Debian 12 — gupnp — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 21 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-2174 CVE-2020-12695 CVE-2021-33516 Upstream summary: GUPnP 0.12.7 allows remote attackers to cause a denial of service (crash) via an empty (1) subscription or (2) control message. Table of […]

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Common Problems 115631

RHEL 7 yum Fails Due To Expired Repository TLS Certificate

🟠 High   ⏱ 5–30 min  Last verified: 21 November 2023 Affected versions: RHEL 7 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

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

Debian 12 — kiwi — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-17532 Upstream summary: examples/framework/news/news3.py in Kiwi 1.9.22 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct […]

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Alpine Linux 3.18 — gdk-pixbuf — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — gdk-pixbuf — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 2.42.8-r0 📖 ~4 min read  •  Source: Alpine secdb entry — gdk-pixbuf 2.42.8-r0 Related CVEs: CVE-2021-44648 CVE-2020-29385 CVE-2022-48622 CVE-2017-6311 CVE-2017-6312 CVE-2017-6314 Upstream summary: Alpine main repository for vv3.18 ships gdk-pixbuf 2.42.8-r0 which addresses CVE-2021-44648. Table of […]

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Oracle Linux 9 — python-mako — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — python-mako — vulnerability — patch and remediation guide (ELSA-2023-2258)

🟡 Medium   ⏱ 10–30 min  Last verified: 21 November 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2258 Related CVEs: CVE-2022-40023 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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How to Set Up MariaDB Replication on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up MariaDB Replication on Debian 12

Introduction How to Set Up MariaDB Replication 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 from Debian 12. […]

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Oracle Linux 9 — (aarch64) Minimum XFS File System Size During Install Is 300 MB — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — (aarch64) Minimum XFS File System Size During Install Is 300 MB

🟠 High   ⏱ 5–30 min  Last verified: 20 November 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: Oracle Bug 37832961 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan […]

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How to Manage Storage with Parted on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Manage Storage with Parted on CentOS Stream 9

Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying manage storage with parted on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Manage Storage with Parted on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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Common Problems 120016

Debian 12 Interface Rename Breaks Static Network Configuration

🟠 High   ⏱ 5–30 min  Last verified: 20 November 2023 Affected versions: Debian 12 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

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