Como proteger o Apache com o Let’s Encrypt no Ubuntu 20.04
O Let’s Encrypt é uma autoridade de certificação (CA) que facilita a obtenção e instalação de certificados TLS/SSL gratuitos, habilitando assim protocolos…
Alpine Linux 3.18 — yt-dlp — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 2023.11.14-r0 📖 ~4 min read • Source: Alpine secdb entry — yt-dlp 2023.11.14-r0 Related CVEs: CVE-2023-46121 CVE-2023-35934 Upstream summary: Alpine community repository for vv3.18 ships yt-dlp 2023.11.14-r0 which addresses CVE-2023-46121. Table of contents Symptom & Impact […]
Ubuntu 22.04 — audiofile — multiple vulnerabilities (4 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 11 August 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read • Source: Ubuntu Security Notice USN-6558-1 Related CVEs: CVE-2018-13440 CVE-2018-17095 CVE-2019-13147 CVE-2022-24599 Upstream summary: It was discovered that audiofile could be made to dereference invalid memory. If a user or an automated system were tricked […]
SLES 12 — mdadm — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 11 August 2023 Affected versions: SLES 12 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2023:3691-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-28736 CVE-2023-28938 Upstream summary: Buffer overflow in some Intel(R) SSD Tools software before version mdadm-4.2-rc2 may allow a privileged user to potentially enable escalation of […]
NetBSD 9.4 — libpgf — vulnerability — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read • Source: pkgsrc audit-packages entry Related CVEs: CVE-2015-6673 Upstream summary: pkgsrc audit-packages flagged libpgf<6.15.32 for vulnerability class 'use-after-free'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2015-6673 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]
Oracle Linux 9 — postgresql — vulnerability — patch and remediation guide (ELSA-2023-1693)
🟡 Medium ⏱ 10–30 min Last verified: 11 August 2023 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2023-1693 Related CVEs: CVE-2022-2625 CVE-2022-41862 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]
NetBSD 9.4 — gdm — multiple vulnerabilities (10 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read • Source: pkgsrc audit-packages entry Related CVEs: CVE-2006-6105 CVE-2011-0727 CVE-2006-2452 CVE-2015-7496 CVE-2017-12164 CVE-2019-3825 CVE-2020-27837 CVE-2007-3381 +2 more Upstream summary: pkgsrc audit-packages flagged gdm<2.16.4 for vulnerability class 'privilege-escalation'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-6105 Table of contents Symptom & Impact Environment […]
How To Back Up a WordPress Site to Object Storage
This tutorial goes over how to back up WordPress data to object storage. It covers WordPress plugins, manual backups using S3cmd, and automation scripts using cron.
How to Set Up Minio Object Storage on Debian 12
Introduction Deploying set up minio object storage on debian 12 on a Debian 12 Bookworm machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure […]
Rocky Linux 8 — python2-rpm-macros — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read • Source: Rocky Linux RXSA RLSA-2023:5994 Related CVEs: CVE-2023-40217 CVE-2023-32681 Upstream summary: Python is an interpreted, interactive, object-oriented programming language that supports modules, classes, exceptions, high-level dynamic data types, and dynamic typing. The python27 packages […]