Cómo instalar y proteger Redis en Ubuntu 18.04
Justin Ellingwood escribió una versión anterior de este tutorial. Redis es un sistema de almacenamiento claves-valores en memoria conocido por su flexibilidad, su rendimiento y su soporte…
FreeBSD 12 — py36-diffoscope — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 8 December 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: diffoscope — arbitrary file write Related CVEs: CVE-2017-0359 Upstream summary: Ximin Luo reports: [v67] introduced a security hole where diffoscope may write to arbitrary locations on disk depending on the […]
FreeBSD 12 — fuser — security advisory — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 8 December 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: fuser — missing user's privileges check Upstream summary: Denis Barov reports: sysutils/fuser allows user to send any signal to any process when installed with suid bit. Table of contents Symptom […]
systemd-resolved DNS Stub Not Working
🟡 Medium ⏱ 5–30 min Last verified: 8 December 2019 📖 ~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 & Cross-Refs References & Further […]
How to Install Docker Compose on SLES 15
Introduction This tutorial covers How to Install Docker Compose on SLES 15 on SLES 15. SLES 15 (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. Step 1 — Install Docker zypper install -y docker docker-compose Step 2 […]
OpenBSD 7.4 — nfs — errata 021_nfs — reliability fix — syspatch and remediation
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: OpenBSD 7.4 📖 ~4 min read • Source: OpenBSD 7.4 errata 021_nfs Errata topic: Security: nfs (All architectures) Issued: September 17, 2024 Upstream summary: Avoid possible mbuf double free in NFS client and server implementation. Do not use uninitialized variable in error […]
FreeBSD 12 — py38-urllib — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 8 December 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: urllib3 — multiple vulnerabilities Related CVEs: CVE-2018-20060 CVE-2019-11236 CVE-2019-11324 Upstream summary: NIST reports: (by search in the range 2018/01/01 – 2019/11/10): urllib3 before version 1.23 does not remove the Authorization […]
RHEL 8 – Invalid fstab Entry Triggers Emergency Mode
🟡 Medium ⏱ 5–30 min Last verified: 8 December 2019 📖 ~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 & Cross-Refs References & Further […]
How to Install Ansible and Manage Windows Server 2012 R2 with Ansible
How to Install Ansible and Manage Windows Server 2012 R2 with Ansible Ansible is an agentless configuration management and automation platform that manages Windows hosts via WinRM (Windows Remote Management) rather than SSH. This makes it an excellent choice for automating Windows Server 2012 R2 deployments, as no software needs to be installed on the […]
Ubuntu 14.04 — postgresql-common — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 8 December 2019 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4194-2 Related CVEs: CVE-2019-3466 CVE-2016-1255 CVE-2017-8806 Upstream summary: USN-4194-1 fixed a vulnerability in postgresql-common. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Rich Mirch discovered […]
