How to Write HTML Quickly Using Emmet
Explore the Emmet plugin, an amazing tool for writing quick and effective HTML markup much faster.
IBM AIX 7.1 — CVE-2019-4568 — denial of service — patch and remediation guide
🟡 Medium ⏱ 15–45 min Last verified: 20 July 2019 Affected versions: IBM AIX 7.1 📖 ~4 min read • Source: NVD CVE-2019-4568, IBM Support Bulletin CVE: CVE-2019-4568 NVD summary: IBM MQ and IBM MQ Appliance 8.0 and 9.0 LTS could allow a remote attacker with intimate knowledge of the server to cause a […]
openSUSE Tumbleweed — nasm — multiple vulnerabilities (13 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2019:14246-1 (see also SUSE bugzilla) Related CVEs: CVE-2017-14228 CVE-2017-17810 CVE-2017-11111 CVE-2017-17811 CVE-2017-17812 CVE-2017-17813 CVE-2017-17814 CVE-2017-17815 +5 more Upstream summary: In Netwide Assembler (NASM) 2.14rc0, there is an illegal address access in the […]
FreeBSD 12 — xpm — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 20 July 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: xpm — image decoding vulnerabilities Related CVEs: CVE-2004-0687 CVE-2004-0688 Upstream summary: Chris Evans discovered several vulnerabilities in the libXpm image decoder: A stack-based buffer overflow in xpmParseColors An integer overflow […]
Entendendo o servidor Nginx e os algoritmos de seleção de blocos de localização
O Nginx é um dos servidores Web mais populares do mundo. Neste guia, vamos discutir como o Nginx seleciona o servidor e bloco de localização que manuseará o pedido de um dado cliente. Vamos analisar o algoritmo em atividade, bem como as diretivas e opções que podem ser usadas para modificar o processo de seleção.
FreeBSD 12 — rubygem19-json — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 20 July 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: Ruby — Denial of Service and Unsafe Object Creation Vulnerability in JSON Related CVEs: CVE-2013-0269 Upstream summary: Aaron Patterson reports: When parsing certain JSON documents, the JSON gem can be […]
Amazon Linux 2 — policycoreutils — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read • Source: Amazon Linux advisory ALAS2-2018-1076 Related CVEs: CVE-2018-1063 Upstream summary: Context relabeling of filesystems is vulnerable to symbolic link attack, allowing a local, unprivileged malicious entity to change the SELinux context of an arbitrary […]
How to Configure Redis Sentinel on Debian 9
Introduction How to Configure Redis Sentinel on Debian 9 is a fundamental operation for any administrator maintaining a Debian 9 Stretch server. Debian 9 Stretch ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 9. This […]
How To Nest HTML Elements
This tutorial will teach you how to nest HTML elements in order to apply multiple HTML tags to a single piece of content. You will also learn best practices for nesting HTML elements.
FreeBSD 12 — se-openoffice — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 20 July 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: openoffice — DOC document heap overflow vulnerability Related CVEs: CVE-2004-0752 CVE-2005-0941 Upstream summary: AD-LAB reports that a heap-based buffer overflow vulnerability exists in OpenOffice's handling of DOC documents. When reading […]
