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Alpine Linux 3.20 — py3-babel — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — py3-babel — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 2.9.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — py3-babel 2.9.1-r0 Related CVEs: CVE-2021-42771 Upstream summary: Alpine main repository for vv3.20 ships py3-babel 2.9.1-r0 which addresses CVE-2021-42771. Table of contents Symptom & Impact Environment […]

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Debian 13 — xmlgraphics-commons — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — xmlgraphics-commons — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 13 November 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-11988 Upstream summary: Apache XmlGraphics Commons 2.4 and earlier is vulnerable to server-side request forgery, caused by improper input validation by the XMPParser. By using a specially-crafted argument, an […]

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SLES 16 — gpgme — vulnerability — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — gpgme — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 13 November 2025 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2014:1073-1 (see also SUSE bugzilla) Related CVEs: CVE-2014-3564 Upstream summary: Multiple heap-based buffer overflows in the status_handler function in (1) engine-gpgsm.c and (2) engine-uiserver.c in GPGME before 1.5.1 allow remote attackers to […]

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Common Problems 113961

RHEL 10 – sshd fails to start due to invalid sshd_config directives – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 13 November 2025 Affected versions: RHEL 10 📖 ~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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Alpine Linux 3.20 — singularity — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — singularity — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 4.1.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — singularity 4.1.1-r0 Related CVEs: CVE-2024-23650 CVE-2024-23651 CVE-2024-23652 CVE-2024-23653 CVE-2021-41190 GHSA-77vh-xpmg-72qh CVE-2021-32635 CVE-2021-29136  +7 more Upstream summary: Alpine community repository for vv3.20 ships singularity 4.1.1-r0 which […]

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How to Secure MySQL: Remove Root Remote Login, audit_log on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Secure MySQL: Remove Root Remote Login, audit_log on RHEL 9

A default MySQL installation has several security weaknesses: a root account that may be accessible remotely, anonymous user accounts, a test database anyone can access, and no audit logging of who accessed what data. Securing MySQL is essential before any production deployment and covers four main areas: access control (who can connect from where), authentication […]

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SLES 16 — perl-HTTP-Daemon — vulnerability — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — perl-HTTP-Daemon — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 13 November 2025 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:2872-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-31081 Upstream summary: HTTP::Daemon is a simple http server class written in perl. Versions prior to 6.15 are subject to a vulnerability which could potentially […]

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openSUSE Tumbleweed — ognl — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — ognl — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:03285-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-53192 Upstream summary: ** UNSUPPORTED WHEN ASSIGNED ** Improper Neutralization of Expression/Command Delimiters vulnerability in Apache Commons OGNL. This issue affects Apache Commons OGNL: all […]

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

Oracle Linux 9 — libvpx — vulnerability — patch and remediation guide (ELSA-2025-9118)

🟠 High   ⏱ 15–60 min  Last verified: 13 November 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-9118 Related CVEs: CVE-2025-5283 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 Install Lighttpd on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Install Lighttpd on SLES 16

Introduction This tutorial covers How to Install Lighttpd on SLES 16 on SLES 16. SLES 16 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 16 system is up to date: zypper refresh && […]

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