August 2023 - Page 73 of 75

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

Oracle Linux 8 — traceroute — vulnerability — patch and remediation guide (ELSA-2024-3211)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-3211 Related CVEs: CVE-2023-46316 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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CentOS Stream 9 — texlive — vulnerability — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — texlive — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2023:3661 Related CVEs: CVE-2023-32700 Upstream summary: The texlive packages contain TeXLive, an implementation of TeX for Linux or UNIX systems. Security Fix(es): * texlive: arbitrary code execution allows document complied with […]

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Ubuntu 20.04にWebminをインストールする方法 — step-by-step Linux tutorial on Progressive Robot

Ubuntu 20.04にWebminをインストールする方法

Webminは、Linuxマシン用のWebベースのコントロールパネルで、現代のWebベースのインターフェースを通じてサーバーを管理できます。Webminでは、Webサーバーやデータベースなどの共通パッケージ設定を即座に変更できます。

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Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2023-12116)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12116 Related CVEs: CVE-2023-0179 CVE-2022-4139 CVE-2022-45869 CVE-2022-3545 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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How To Avoid Performance Pitfalls in React with memo, useMemo, and useCallback — step-by-step Javascript tutorial on Progressive Robot

How To Avoid Performance Pitfalls in React with memo, useMemo, and useCallback

In React applications, performance problems often originate from component re-rendering. Because of this, learning how to prevent unneeded re-renders can help to optimize the performance of your React app. In this tutorial, you’ll look at how different actions can trigger re-renders and how you can use Hooks and memoization to minimize expensive data calculations. By the end of this tutorial, you’ll be familiar with many performance enhancing Hooks, such as the useMemo and useCallback Hook.

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How to Set Up Active Directory Tiered Administration Model on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Set Up Active Directory Tiered Administration Model on Windows Server 2022

Why Flat Administration Models Fail In many organizations, Active Directory administration evolved organically — every IT staff member who ever needed to manage a server received Domain Admin rights, and those rights were never revoked. Over time, dozens of accounts hold Domain Admin membership, and those credentials are used on every type of machine: workstations […]

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AlmaLinux 9 — python3.11-pip — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — python3.11-pip — 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-2023:6324 Related CVEs: CVE-2007-4559 Upstream summary: pip is a package management system used to install and manage software packages written in Python. Many packages can be found in the Python Package Index […]

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Amazon Linux 2023 — opensmtpd — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — opensmtpd — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2023-221 Related CVEs: CVE-2023-29323 Upstream summary: ascii_load_sockaddr in smtpd in OpenBSD before 7.1 errata 024 and 7.2 before errata 020, and OpenSMTPD Portable through 7.0.0-portable, can abort upon a connection […]

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NetBSD 9.4 — zziplib — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — zziplib — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2007-1614 CVE-2018-7727 CVE-2018-16548 CVE-2018-17828 CVE-2017-5974 CVE-2017-5975 CVE-2017-5976 CVE-2017-5977  +12 more Upstream summary: pkgsrc audit-packages flagged zziplib<0.10.82nb3 for vulnerability class 'buffer-overflow'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-1614 Table of contents Symptom & Impact Environment […]

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NetBSD 9.4 — t1utils — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — t1utils — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged t1utils<1.39 for vulnerability class 'buffer-overflow'. Reference: https://github.com/kohler/t1utils/issues/4 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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