Linux

openSUSE Tumbleweed — libkde4 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libkde4 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2014-3494 Upstream summary: kio/usernotificationhandler.cpp in the POP3 kioslave in kdelibs 4.10.95 before 4.13.3 does not properly generate warning notifications, which allows man-in-the-middle attackers to obtain […]

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How to Back Up a LAMP Server with Bacula on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How to Back Up a LAMP Server with Bacula on Ubuntu 14.04

After getting your application server up and running, an important next step is to set up a backup system. A backup system will allow you to create periodic backup copies of your data, and restore data from those backups. This tutorial will show you how to create proper backups of a PHP application, running on a single server LAMP stack, by using a separate backups server that is running Bacula.

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Common Problems 121056

Debian 10 Boot Stalls on Emergency Mode

🔴 Critical   ⏱ 5–30 min  Last verified: 20 February 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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openSUSE Tumbleweed — libid3tag0 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libid3tag0 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2018:0715-1 (see also SUSE bugzilla) Related CVEs: CVE-2004-2779 CVE-2008-2109 CVE-2017-11550 Upstream summary: id3_utf16_deserialize() in utf16.c in libid3tag through 0.15.1b misparses ID3v2 tags encoded in UTF-16 with an odd number of bytes, triggering […]

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Common Problems 118077

Ubuntu 18.04 Apache 503 Errors from PHP-FPM Socket Permission Issues

🟡 Medium   ⏱ 5–30 min  Last verified: 20 February 2020 📖 ~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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How to Set Up TeamCity on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up TeamCity on Debian 9

Introduction Deploying set up teamcity on debian 9 on a Debian 9 Stretch machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You will need […]

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

Debian 10 — openssh — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 February 2020 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Upstream summary: regression update Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Debian 9 — ruby-mini-magick — vulnerability — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — ruby-mini-magick — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 February 2020 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-13574 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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openSUSE Tumbleweed — firewalld — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — firewalld — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2016-5410 Upstream summary: firewalld.py in firewalld before 0.4.3.3 allows local users to bypass authentication and modify firewall configurations via the (1) addPassthrough, (2) removePassthrough, (3) […]

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Ubuntu 16.04 — kamailio — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — kamailio — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 20 February 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7416-1 Related CVEs: CVE-2016-2385 CVE-2018-14767 CVE-2020-28361 CVE-2018-16657 CVE-2020-27507 CVE-2018-8828 Upstream summary: Stelios Tsampas discovered that Kamailio did not correctly handle certain memory operations, which could lead to a buffer overflow. […]

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