Definindo métodos em Go
As funções permitem que você organize a lógica em procedimentos repetíveis que possam usar diferentes argumentos sempre que forem executados. Durante o processo de definição das funções,…
how-to-manipulate-data-with-cast-functions-and-concatenation-expressions-in-sql
openSUSE Tumbleweed — ssh-audit — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory openSUSE-SU-2018:3801-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-15473 Upstream summary: OpenSSH through 7.7 is prone to a user enumeration vulnerability due to not delaying bailout for an invalid authenticating user until after […]
OpenBSD 7.5 — rpki — errata 024_rpki — reliability fix — syspatch and remediation
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: OpenBSD 7.5 📖 ~4 min read • Source: OpenBSD 7.5 errata 024_rpki Errata topic: Reliability: rpki (All architectures) Issued: April 9, 2025 Upstream summary: Incorrect internal RRDP state handling in rpki-client can lead to a denial of service. Table of contents Symptom […]
openSUSE Tumbleweed — kbd — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory SUSE-SR:2011:007 Related CVEs: CVE-2011-0460 Upstream summary: The init script in kbd, possibly 1.14.1 and earlier, allows local users to overwrite arbitrary files via a symlink attack on /dev/shm/defkeymap.map. Table of contents Symptom […]
Amazon Linux 2 — python-crypto — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read • Source: Amazon Linux advisory ALAS2ANSIBLE2-2024-011 Related CVEs: CVE-2013-7459 CVE-2018-6594 Upstream summary: Heap-based buffer overflow in the ALGnew function in block_templace.c in Python Cryptography Toolkit (aka pycrypto) allows remote attackers to execute arbitrary code as […]
How to Configure AIDE File Integrity Monitoring on SLES 12
Introduction This tutorial covers How to Configure AIDE File Integrity Monitoring on SLES 12 on SLES 12. SLES 12 (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. Prerequisites Ensure your SLES 12 system is up to date: […]
What is SELinux?
Security Enhanced Linux (SELinux) is an access control system that is built into the Linux kernel. It is used to enforce policies that define which resources users, programs and services can use on a system. In its default enforcing mode, SELinux will deny and log any unauthorized attempts to…
FreeBSD 12 — tidy-devel — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: tidy — heap-buffer-overflow Related CVEs: CVE-2015-5522 CVE-2015-5523 Upstream summary: Geoff McLane reports: tidy is affected by a write out of bounds when processing malformed html files. This issue could be […]
Grundlagen von Map und Set Objects in JavaScript
Der Autor hat den Open Internet/Free Speech Fund dazu ausgewählt, eine Spende im Rahmen des Programms Write for DOnations zu erhalten. In JavaScript verbringen Entwickler oft viel Zeit bei der Entscheidung,…
