November 2021 - Page 58 of 64

AlmaLinux 8 — google-noto-emoji-fonts — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — google-noto-emoji-fonts — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2021:4229 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 13 — ziproxy — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ziproxy — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 November 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ziproxy — security vulnerability in PNG decoder Related CVEs: CVE-2009-0804 CVE-2010-1513 Upstream summary: Daniel Mealha Cabrita reports: Fixed security vulnerability (heap-related) in PNG decoder. (new bug from 3.1.0) Table of […]

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Una introducción a OAuth 2 — step-by-step Security tutorial on Progressive Robot

Una introducción a OAuth 2

OAuth 2 es una estructura (framework) de autorización que le permite a las aplicaciones obtener acceso limitado a cuentas de usuario en un servicio HTTP, como Facebook, GitHub y the cloud provider. Delega la autenticación del usuario al servicio que aloja la cuenta del mismo y…

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FreeBSD 13 — pubcookie-login-server — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — pubcookie-login-server — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 November 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Pubcookie Login Server — XSS vulnerability Upstream summary: Nathan Dors, Pubcookie Project reports: A new non-persistent XSS vulnerability was found in the Pubcookie login server's compiled binary "index.cgi" CGI program. […]

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Debian 11 — node-chownr — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-chownr — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-18869 Upstream summary: A TOCTOU issue in the chownr package before 1.1.0 for Node.js 10.10 could allow a local attacker to trick it into descending into unintended directories […]

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Spring @Service Annotation — step-by-step DevOps tutorial on Progressive Robot

Spring @Service Annotation

URL: https://www.progressiverobot.com/spring-service-annotation/ Spring @Service annotation is a specialization of [@Component](/community/tutorials/spring-component) annotation. Spring Service annotation can be applied only to classes. It is used to mark the class as a service provider. Spring @Service Annotation Spring @Service annotation is used with classes that provide some business functionalities. Spring context will autodetect these classes when annotation-based configuration […]

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Debian 11 — ikiwiki-hosting — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ikiwiki-hosting — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-6047 Upstream summary: Multiple cross-site scripting (XSS) vulnerabilities in the site creation interface in ikiwiki-hosting before 0.20131025 allow remote attackers to inject arbitrary web script or HTML via […]

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How to Install Nagios Core on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Install Nagios Core on FreeBSD 12

Introduction FreeBSD 12 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up install nagios core on freebsd 12 on FreeBSD 12 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux distribution. […]

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