Troubleshooting

Common Problems 113068

Windows Server 2016 – NetAdapter advanced offload bug disrupts DHCP failover updates – Fix and Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 10 August 2020 Affected versions: Windows Server 2016 📖 ~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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How to Install and Configure Julia on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install and Configure Julia on Debian 10

Introduction This guide explains how to Install and Configure Julia on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with the […]

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SLES 15 — libexempi3 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libexempi3 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 10 August 2020 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:3734-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-18651 CVE-2020-18652 CVE-2018-12648 CVE-2018-7728 CVE-2018-7729 CVE-2018-7730 CVE-2018-7731 Upstream summary: Buffer Overflow vulnerability in function ID3_Support::ID3v2Frame::getFrameValue in exempi 2.5.0 and earlier allows remote attackers to cause […]

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

Oracle Linux 8 — GraalVM — vulnerability — patch and remediation guide (ELSA-2023-12312)

🟠 High   ⏱ 15–60 min  Last verified: 10 August 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12312 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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Common Problems 121121

Cron Job Does Not Execute at Scheduled Time

🟡 Medium   ⏱ 5–30 min  Last verified: 9 August 2020 Affected versions: Debian 10 📖 ~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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Common Problems 120967

Debian 10 APT Lock Contention During Package Operations

🟡 Medium   ⏱ 5–30 min  Last verified: 9 August 2020 Affected versions: Debian 10 📖 ~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 20.04 — netqmail — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — netqmail — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 9 August 2020 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4556-1 Related CVEs: CVE-2005-1513 CVE-2005-1514 CVE-2005-1515 CVE-2020-3811 CVE-2020-3812 Upstream summary: It was discovered that netqmail did not properly handle certain input. Both remote and local attackers could use this vulnerability […]

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Common Problems 113046

Windows Server 2016 VSS Snapshot Failures Due to Low Shadow Copy Storage – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 9 August 2020 Affected versions: Windows Server 2016 📖 ~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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SLES 12 — python-rsa — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — python-rsa — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 9 August 2020 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:496-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-25658 CVE-2016-1494 Upstream summary: It was found that python-rsa is vulnerable to Bleichenbacher timing attacks. An attacker can use this flaw via the RSA decryption […]

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How to Set Up IBM HTTP Server on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Set Up IBM HTTP Server on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to set up ibm http server on ibm aix 7.1 […]

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