May 2023 - Page 39 of 72

Ubuntu 16.04 — sox — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — sox — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6345-1 Related CVEs: CVE-2023-32627 CVE-2021-33844 CVE-2019-13590 CVE-2021-23159 CVE-2021-23172 CVE-2021-23210 CVE-2021-3643 CVE-2021-40426  +6 more Upstream summary: It was discovered that SoX incorrectly handled certain inputs. If a user or an automated […]

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Common Problems 111677

Windows Server 2022 — DNS scavenging not removing stale records — Fix & Prevention

🟢 Low   ⏱ 5–30 min  Last verified: 29 May 2026 Affected versions: Windows Server 2022 📖 ~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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Ubuntu 22.04 — maven — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — maven — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5245-1 Related CVEs: CVE-2021-26291 Upstream summary: It was discovered that Apache Maven followed repositories that are defined in a dependency's Project Object Model (pom) even if the repositories weren't encrypted […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2023:0340 Related CVEs: CVE-2022-3715 Upstream summary: The bash packages provide Bash (Bourne-again shell), which is the default shell for AlmaLinux. Security Fix(es): * bash: a heap-buffer-overflow in valid_parameter_transform (CVE-2022-3715) For more […]

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How to Configure Disk Quotas on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Configure Disk Quotas on FreeBSD 12 (ON-FREEBSD-12)

Introduction This guide explains how to Configure Disk Quotas 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 […]

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SLES 15 — jtidy — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — jtidy — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:3016-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-34623 Upstream summary: An issue was discovered jtidy thru r938 allows attackers to cause a denial of service or other unspecified impacts via crafted object […]

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How to Configure PHP-FPM with Nginx on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Configure PHP-FPM with Nginx on Ubuntu 26.04

PHP-FPM (FastCGI Process Manager) is the recommended way to run PHP behind Nginx. It manages PHP worker processes efficiently, supports dynamic/static/ondemand process management, and provides per-pool configuration for multi-tenant servers. This guide configures PHP-FPM 8.4 with Nginx on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 LTS with Nginx installed […]

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Oracle Linux 8 — edk2 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — edk2 — vulnerability — patch and remediation guide (ELSA-2023-32791)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-32791 Related CVEs: CVE-2023-0215 CVE-2023-0286 CVE-2022-4450 CVE-2022-4304 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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