Uma introdução ao pacote de Strings em Go
O pacote stringem Go possui várias funções disponíveis para trabalhar com o string data type. Essas funções nos permitem modificar e…
Oracle Linux 8 — .NET Core 3.1 security and bugfix update (ELSA-2021-2352)
🟠 High ⏱ 15–60 min Last verified: 10 November 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-2352 Related CVEs: CVE-2021-31957 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
Ubuntu 14.04 LTS cron Jobs Stop Running After Permission Drift
🟡 Medium ⏱ 5–30 min Last verified: 10 November 2021 Affected versions: 14.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]
FreeBSD 13 — typo3-lts — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 10 November 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: typo3 — Missing access check in Extbase Related CVEs: CVE-2016-5091 Upstream summary: TYPO3 reports: Extbase request handling fails to implement a proper access check for requested controller/ action combinations, which […]
Ubuntu 20.04 LTS – DKMS module build fails after kernel update and drivers stop loading – Fix & Prevention
🟠 High ⏱ 5–30 min Last verified: 10 November 2021 Affected versions: Ubuntu 20.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]
FreeBSD 13 — firebird25-server — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 10 November 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: firebird — Remote Stack Buffer Overflow Related CVEs: CVE-2013-2492 Upstream summary: Firebird Project reports: The FirebirdSQL server is vulnerable to a stack buffer overflow that can be triggered when an […]
How to Configure Network Bridging on FreeBSD 12
Introduction This guide explains how to Configure Network Bridging on FreeBSD 12 on FreeBSD 12. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained privilege […]
RHEL 8 – leapp Preupgrade Inhibitors Block In-Place Upgrade Planning
🟡 Medium ⏱ 5–30 min Last verified: 10 November 2021 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]
Debian 11 — ruby-kaminari — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 10 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2020-11082 Upstream summary: In Kaminari before 1.2.1, there is a vulnerability that would allow an attacker to inject arbitrary code into pages with pagination links. This has been […]
RHEL 8 – rsyslog Forwarding Stops Sending to SIEM
🟡 Medium ⏱ 5–30 min Last verified: 10 November 2021 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]
