chris

Common Problems 115580

Samba Share Access Denied for Valid Users

🟡 Medium   ⏱ 5–30 min  Last verified: 28 June 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 […]

Read more
How to Install Perl on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Install Perl on SLES 15

Introduction This tutorial covers How to Install Perl 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 && […]

Read more
Common Problems 115530

MariaDB Service Fails Because of Data Directory Permissions

🟡 Medium   ⏱ 5–30 min  Last verified: 28 June 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 […]

Read more
FreeBSD 13 — mule-common — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — mule-common — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 28 June 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: emacs — movemail format string vulnerability Related CVEs: CVE-2005-0100 Upstream summary: Max Vozeler discovered several format string vulnerabilities in the movemail utility of Emacs. They can be exploited when connecting […]

Read more
How To Use Interfaces in TypeScript — step-by-step Javascript tutorial on Progressive Robot

How To Use Interfaces in TypeScript

Interfaces in TypeScript enable you to represent and document various data structures. In this tutorial, you’ll create interfaces, learn how to use them, explore the differences between normal types and interfaces, and learn about declaration merging and module augmentation.

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2021:0188-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-10732 CVE-2021-31855 Upstream summary: In KDE KMail 5.2.3, an attacker in possession of S/MIME or PGP encrypted emails can wrap them as sub-parts within a […]

Read more
Ubuntu 16.04 — firefox — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — firefox — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 28 June 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4926-1 Related CVEs: CVE-2021-23994 CVE-2021-23995 CVE-2021-23996 CVE-2021-23997 CVE-2021-23998 CVE-2021-23999 CVE-2021-24000 CVE-2021-24001  +12 more Upstream summary: Multiple security issues were discovered in Firefox. If a user were tricked into opening a […]

Read more
SLES 15 — jsr — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — jsr — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 28 June 2021 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2022:1357-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-37714 Upstream summary: jsoup is a Java library for working with HTML. Those using jsoup versions prior to 1.14.2 to parse untrusted HTML or XML […]

Read more
Arch Linux — awstats — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — awstats — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202103-15 Related CVEs: CVE-2020-35176 Upstream summary: Type: directory traversal. Status: Fixed. Affected: 7.8-2. Fixed in: 7.8-3. Group: AVG-1356. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

Read more
CHAT