chris

Common Problems 121051

Clock Drift Causes TLS and Job Scheduling Issues

🟡 Medium   ⏱ 5–30 min  Last verified: 24 September 2021 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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IBM AIX 7.2 — CVE-2021-29812 — xss — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2021-29812 — xss — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 24 September 2021 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2021-29812, IBM Support Bulletin CVE: CVE-2021-29812 NVD summary: IBM Jazz for Service Management 1.1.3.10 and IBM Tivoli Netcool/OMNIbus_GUI is vulnerable to stored cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript […]

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How to Configure OPcache for PHP on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure OPcache for PHP on SLES 12

Introduction This tutorial covers How to Configure OPcache for PHP on SLES 12 on SLES 12. SLES 12 (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 12 system is up to date: zypper […]

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Common Problems 117419

Ubuntu 20.04 Bluetooth device not detected

🟡 Medium   ⏱ 5–30 min  Last verified: 24 September 2021 📖 ~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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FreeBSD 13 — ivtools — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — ivtools — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 24 September 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: tiff — buffer overflow vulnerability Related CVEs: CVE-2004-0803 CVE-2004-0804 CVE-2004-0886 CVE-2004-1308 CVE-2005-1544 Upstream summary: A Gentoo Linux Security Advisory reports: Tavis Ormandy of the Gentoo Linux Security Audit Team discovered […]

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How to Configure PMR Data Collection on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure PMR Data Collection 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 configure pmr data collection on ibm aix 7.1 on […]

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FreeBSD 13 — py36-slixmpp — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py36-slixmpp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 September 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: slixmpp — improper access control Related CVEs: CVE-2019-1000021 Upstream summary: NVD reports: slixmpp version before commit 7cd73b594e8122dddf847953fcfc85ab4d316416 contains an incorrect Access Control vulnerability in XEP-0223 plugin (Persistent Storage of Private […]

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AlmaLinux 8 — python3.11-pip — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — python3.11-pip — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2023:6914 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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Debian 11 — maradns — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — maradns — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 24 September 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-2097 CVE-2007-3114 CVE-2007-3115 CVE-2007-3116 CVE-2008-0061 CVE-2010-2444 CVE-2011-0520 CVE-2011-5055  +5 more Upstream summary: The compression code in MaraDNS before 0.9.01 allows remote attackers to cause a denial of service […]

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