Linux

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

openSUSE Tumbleweed — lcms — 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 security advisory (see also SUSE bugzilla) Related CVEs: CVE-2009-0793 CVE-2013-4276 Upstream summary: cmsxform.c in LittleCMS (aka lcms or liblcms) 1.18, as used in OpenJDK and other products, allows remote attackers to cause a […]

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How To Set Up Cherokee on Ubuntu 12.10/Debian — step-by-step Linux tutorial on Progressive Robot

How To Set Up Cherokee on Ubuntu 12.10/Debian

Cherokee is a high performance, lightweight, full-featured web server. It is compatible with SSL, FastCGI, and all modern web application frameworks like NodeJS, Rails, and Python through uWSGI. The best thing about Cherokee is that unlike Apache or Nginx, Cherokee can be administered completely through it’s admin web interface.

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How To Install Concourse CI on Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Concourse CI on Ubuntu 16.04

Concourse CI is a modern, scalable continuous integration system designed to automate testing pipelines with a composable, declarative syntax. In this tutorial, we will demonstrate how to install Concourse CI on an Ubuntu 16.04 server. We will configure a PostgreSQL database to use as the backend, download and install the Concourse binaries, and then configure the web and worker processes that allow us to build and execute continuous integration pipelines.

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Ubuntu 16.04 — libxkbcommon — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libxkbcommon — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 8 July 2019 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-3786-1 Related CVEs: CVE-2018-15853 CVE-2018-15854 CVE-2018-15855 CVE-2018-15856 CVE-2018-15857 CVE-2018-15858 CVE-2018-15859 CVE-2018-15861  +3 more Upstream summary: It was discovered that libxkbcommon incorrectly handled certain files. An attacker could possibly use this […]

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How to Install Apache HTTP Server on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Apache HTTP Server on RHEL 7

How to Install Apache HTTP Server on RHEL 7 Apache HTTP Server is one of the most widely deployed web servers in the world, powering millions of websites and applications. On Red Hat Enterprise Linux 7, Apache (referred to in the package system as httpd) is available directly from the default RHEL repositories, making installation […]

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SLES 15 — opencc — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — opencc — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 July 2019 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:4288-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-16982 Upstream summary: Open Chinese Convert (OpenCC) 1.0.5 allows attackers to cause a denial of service (segmentation fault) because BinaryDict::NewFromFile in BinaryDict.cpp may have out-of-bounds […]

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Common Problems 117915

Ubuntu 18.04 LTS – apt update shows NO_PUBKEY for repository signatures

🟠 High   ⏱ 5–30 min  Last verified: 7 July 2019 Affected versions: Ubuntu 18.04 LTS Ubuntu 18.04 Ubuntu 18.04.6 📖 ~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 […]

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openSUSE Tumbleweed — python36-Twisted — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python36-Twisted — 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-2019:1760-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-12387 CVE-2019-12855 Upstream summary: In Twisted before 19.2.1, twisted.web did not validate or sanitize URIs or HTTP methods, allowing an attacker to inject invalid characters […]

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Debian 9 — kwallet-pam — vulnerability — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — kwallet-pam — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 July 2019 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-10380 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 — perl-HTML-Parser — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — perl-HTML-Parser — 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:2009:020 (see also SUSE bugzilla) Related CVEs: CVE-2009-3627 Upstream summary: The decode_entities function in util.c in HTML-Parser before 3.63 allows context-dependent attackers to cause a denial of service (infinite loop) via an […]

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CHAT