October 2022 - Page 37 of 72

Debian 11 — debmake — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — debmake — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-1179 Upstream summary: The debstd script in debmake 3.6.x before 3.6.10 and 3.7.x before 3.7.7 allows local users to overwrite arbitrary files via a symlink attack on temporary […]

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Oracle Linux 8 — ol8addon — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — ol8addon — vulnerability — patch and remediation guide (ELSA-2022-17957)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-17957 Related CVEs: CVE-2022-30269 CVE-2022-30634 CVE-2022-29804 CVE-2022-30580 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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Oracle Linux 9 — GraalVM — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — GraalVM — vulnerability — patch and remediation guide (ELSA-2023-12317)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12317 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 […]

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How to Configure sudo and Sudoers on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure sudo and Sudoers on RHEL 8

The sudo command allows permitted users to execute commands as root or another user without sharing the root password, making it the preferred mechanism for privilege escalation on RHEL 8. Properly configuring sudo is a foundational security task: it creates an auditable record of privileged actions and limits blast radius when accounts are compromised. This […]

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Como fazer cálculos matemáticos com operadores em Go — step-by-step Programming tutorial on Progressive Robot

Como fazer cálculos matemáticos com operadores em Go

Os números são comuns na programação. Eles são usados para representar coisas como: dimensões de tela, localizações geográficas, dinheiro e pontos, a quantidade de tempo que passa em um vídeo, posições de avatares de jogos, cores através da atribuição de códigos numéricos e…

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AlmaLinux 9 — conmon — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — conmon — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2023:2222 Related CVEs: CVE-2022-41717 Upstream summary: Conmon is an OCI container runtime monitor. Security Fix(es): * golang: net/http: excessive memory growth in a Go server accepting HTTP/2 requests (CVE-2022-41717) For more details […]

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Common Problems 120512

Debian 11: Network outage from ifupdown and NetworkManager conflict

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 11 📖 ~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 & […]

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