December 2019 - Page 36 of 69

How to Register a GitHub Actions Self-Hosted Runner on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Register a GitHub Actions Self-Hosted Runner on RHEL 9

GitHub Actions self-hosted runners allow running GitHub Actions CI/CD workflows on your own infrastructure instead of GitHub’s shared runners. This is essential when workflows need to: access private network resources (internal databases, Docker registries, Kubernetes clusters), use specialised hardware (GPUs, large memory), comply with data residency requirements, or reduce GitHub Actions billing costs for high-volume […]

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Hibernate Named Query Example - @NamedQuery — step-by-step DevOps tutorial on Progressive Robot

Hibernate Named Query Example – @NamedQuery

Welcome to Hibernate Named Query Example Tutorial. We saw how we can use [HQL](/community/tutorials/hibernate-query-language-hql-example-tutorial "Hibernate Query Language (HQL) Example Tutorial") and [Native SQL Query in Hibernate](/community/tutorials/hibernate-native-sql-query-example "Hibernate Native SQL Example – addScalar, addEntity, addJoin, Parameter Example"). If there are a lot of queries, then they will cause a code mess because all the queries will […]

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

openSUSE Tumbleweed — grep — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2015-1345 Upstream summary: The bmexec_trans function in kwset.c in grep 2.19 through 2.21 allows local users to cause a denial of service (out-of-bounds heap read […]

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Common Problems 116012

Ubuntu 26.04 LTS – Docker permission denied on /var/run/docker.sock – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~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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Gentoo Linux — dev-perl/File-Find-Rule — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-perl/File-Find-Rule — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202506-10 Related CVEs: CVE-2011-10007 Upstream summary: File-Find-Rule uses the legacy '2-arg' open() call which is susceptible to shell injection via malicious filenames. Table of contents Symptom & Impact Environment & Reproduction Root […]

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How to Configure a Python uWSGI Application Server on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure a Python uWSGI Application Server on Debian 9

Introduction This guide explains how to Configure a Python uWSGI Application Server on Debian 9 on Debian 9 Stretch. Debian Stretch 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 9 install […]

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Gentoo Linux — sys-cluster/libqb — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — sys-cluster/libqb — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202107-03 Related CVEs: CVE-2019-12779 Upstream summary: It was discovered that libqb used predictable filenames (under /dev/shm and /tmp) without O_EXCL. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Arch Linux — kauth — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — kauth — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201705-12 Related CVEs: CVE-2017-8422 Upstream summary: Type: privilege escalation. Status: Fixed. Affected: 5.33.0-1. Fixed in: 5.33.0-2. Group: AVG-269. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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CHAT