Um código robusto precisa reagir de forma correta a circunstâncias inesperadas, como erros de entrada do usuário, problemas de conexões de rede e falhas de discos. Tratamento de erro é o processo de identificar quando seu programa se encontra em um estado inesperado e adotar medidas para…
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 4.4.1-r0 📖 ~4 min read • Source: Alpine secdb entry — harfbuzz 4.4.1-r0 Related CVEs: CVE-2022-33068 Upstream summary: Alpine main repository for vedge ships harfbuzz 4.4.1-r0 which addresses CVE-2022-33068. Table of contents Symptom & Impact Environment […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 0.4.2-r0 📖 ~4 min read • Source: Alpine secdb entry — dino 0.4.2-r0 Related CVEs: CVE-2023-28686 CVE-2021-33896 Upstream summary: Alpine community repository for vedge ships dino 0.4.2-r0 which addresses CVE-2023-28686. Table of contents Symptom & Impact […]
🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 3.1.0-r0 📖 ~4 min read • Source: Alpine secdb entry — mruby 3.1.0-r0 Related CVEs: CVE-2021-4110 CVE-2021-4188 CVE-2022-0080 CVE-2022-0240 CVE-2022-0326 CVE-2022-0481 CVE-2022-0631 CVE-2022-0632 +6 more Upstream summary: Alpine community repository for vedge ships mruby 3.1.0-r0 which […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read • Source: Gentoo GLSA GLSA-202209-09 Related CVEs: CVE-2018-25047 CVE-2021-21408 CVE-2021-29454 CVE-2022-29221 CVE-2021-26119 CVE-2021-26120 Upstream summary: Multiple vulnerabilities have been discovered in Smarty. Please review the CVE identifiers referenced below for details. Table of contents Symptom & […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2023-6403 Related CVEs: CVE-2023-27522 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read • Source: Microsoft KB5022872 • MSRC update-guide entry Related CVEs: CVE-2023-21689 CVE-2023-21690 CVE-2023-21692 CVE-2023-21684 CVE-2023-21701 CVE-2023-21797 CVE-2023-21798 CVE-2023-21799 +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]
Introduction Setting up install ruby on rails on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install Ruby on Rails on Oracle Linux 9, with all the commands you need, the SELinux and firewalld considerations to […]
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2022-1212 CVE-2022-0080 CVE-2022-1276 CVE-2022-1427 CVE-2022-1286 CVE-2022-0481 CVE-2022-0623 CVE-2022-0717 +5 more Upstream summary: Use-After-Free in str_escape in mruby/mruby in GitHub repository mruby/mruby prior to 3.2. Possible […]
🔴 Critical ⏱ 15–90 min Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read • Source: Microsoft KB5022842 • MSRC update-guide entry Related CVEs: CVE-2023-21689 CVE-2023-21690 CVE-2023-21692 CVE-2023-21684 CVE-2023-21701 CVE-2023-21797 CVE-2023-21798 CVE-2023-21799 +12 more Affected components: Windows Server 2016 Table of contents Symptom & Impact Environment & Reproduction Root […]
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