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Common Problems 124527

Oracle Linux 9 – Common Problem 007 – Diagnosis and Fix

đźź  High   ⏱ 5–30 min  Last verified: 31 March 2023 Affected versions: Oracle Linux 9 đź“– ~3 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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Common Problems 115132

SELinux Denials Breaking Web Application Access – RHEL 8 Post 030

🟡 Medium   ⏱ 5–30 min  Last verified: 31 March 2023 đź“– ~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 […]

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Common Problems 111822

Windows Server 2022 — AD monitoring misses failed logon spikes during peak hours — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 31 March 2023 Affected versions: Windows Server 2022 đź“– ~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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Amazon Linux 2023 — cyrus-sasl — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — cyrus-sasl — vulnerability — patch and remediation guide

đźź  High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 đź“– ~4 min read  â€˘  Source: Amazon Linux advisory ALAS2023-2023-063 Related CVEs: CVE-2022-24407 Upstream summary: A flaw was found in the SQL plugin shipped with Cyrus SASL. Failure to properly escape the SQL input allows a remote attacker to […]

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How to Tune System Performance with tuned on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Tune System Performance with tuned on Oracle Linux 9

Introduction Setting up tune system performance with tuned 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 Tune System Performance with tuned on Oracle Linux 9, with all the commands you need, the SELinux and firewalld […]

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openSUSE Tumbleweed — swtpm — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — swtpm — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed đź“– ~4 min read  â€˘  Source: SUSE advisory SUSE-CU-2022:1101-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-23645 CVE-2020-28407 Upstream summary: swtpm is a libtpms-based TPM emulator with socket, character device, and Linux CUSE interface. Versions prior to 0.5.3, 0.6.2, and 0.7.1 […]

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IBM AIX 7.3 — CVE-2000-1121 — buffer overflow — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2000-1121 — buffer overflow — patch and remediation guide

đźź  High   ⏱ 30–90 min  Last verified: 31 March 2023 Affected versions: IBM AIX 7.3 đź“– ~4 min read  â€˘  Source: NVD CVE-2000-1121, IBM Support Bulletin CVE: CVE-2000-1121 NVD summary: Buffer overflow in enq command in IBM AIX 4.3.x and earlier may allow local users to execute arbitrary commands via a long -M argument. […]

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