Troubleshooting

SLES 12 — libjson-c2 — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — libjson-c2 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 10 May 2020 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2022:108-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-12762 Upstream summary: json-c through 0.14 has an integer overflow and out-of-bounds write via a large JSON file, as demonstrated by printbuf_memappend. Table of contents […]

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How to Integrate Windows Server 2019 with Azure Active Directory — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Integrate Windows Server 2019 with Azure Active Directory

Overview: Azure AD Integration with Windows Server 2019 Integrating Windows Server 2019 with Azure Active Directory (Azure AD, now called Microsoft Entra ID) extends on-premises identity to the cloud. This enables single sign-on across Microsoft 365, Azure resources, and thousands of SaaS applications. The primary integration tool is Azure AD Connect, which synchronizes on-premises AD […]

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Common Problems 117502

Ubuntu 20.04 LTS NTP Drift Causes TLS and Token Failures

🟠 High   ⏱ 5–30 min  Last verified: 9 May 2020 Affected versions: 20.04 LTS 📖 ~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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FreeBSD 12 — zh-openoffice-TW — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — zh-openoffice-TW — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 May 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openoffice — DOC document heap overflow vulnerability Related CVEs: CVE-2004-0752 CVE-2005-0941 Upstream summary: AD-LAB reports that a heap-based buffer overflow vulnerability exists in OpenOffice's handling of DOC documents. When reading […]

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Common Problems 112890

Windows Server 2016 – Hyper-V live migration fails with authentication errors – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 9 May 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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openSUSE Tumbleweed — kaffeine — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — kaffeine — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SR:2006:008 (see also SUSE bugzilla) Related CVEs: CVE-2006-0051 Upstream summary: Buffer overflow in playlistimport.cpp in Kaffeine Player 0.4.2 through 0.7.1 allows user-assisted attackers to execute arbitrary code via long HTTP request headers […]

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How to Set Up Minikube on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Set Up Minikube on SLES 15

Introduction This tutorial covers How to Set Up Minikube on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 15 system is up to date: zypper refresh […]

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FreeBSD 12 — subversion-perl — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — subversion-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 May 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: subversion — WebDAV fails to protect metadata Related CVEs: CVE-2004-0749 Upstream summary: In some situations, subversion metadata may be unexpectedly disclosed via WebDAV. A subversion advisory states: mod_authz_svn, the Apache […]

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FreeBSD 12 — py38-psutil — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py38-psutil — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 May 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-psutil — double free vulnerability Related CVEs: CVE-2019-18874 Upstream summary: ret2libc reports: psutil (aka python-psutil) through 5.6.5 can have a double free. This occurs because of refcount mishandling within a […]

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Debian 10 — cacti — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — cacti — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 May 2020 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-17358 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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