Linux

openSUSE Tumbleweed — grype-db — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — grype-db — vulnerability — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory Related CVEs: CVE-2004-0377 Upstream summary: Buffer overflow in the win32_stat function for (1) ActiveState's ActivePerl and (2) Larry Wall's Perl before 5.8.3 allows local or remote attackers to execute arbitrary commands […]

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Common Problems 121162

Debian 10 – Docker or containerd fails after cgroup v2 migration

🟠 High   ⏱ 5–30 min  Last verified: 4 April 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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Common Problems 118514

Ubuntu 16.04 LTS failed unattended-upgrades lock prevents manual patching

🟡 Medium   ⏱ 5–30 min  Last verified: 4 April 2020 Affected versions: 16.04 📖 ~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 […]

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openSUSE Tumbleweed — libimobiledevice6 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libimobiledevice6 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2013-2142 Upstream summary: userpref.c in libimobiledevice 1.1.4, when $HOME and $XDG_CONFIG_HOME are not set, allows local users to overwrite arbitrary files via a symlink attack […]

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How to Set Up a Certificate Authority with OpenSSL on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up a Certificate Authority with OpenSSL on Debian 10

Introduction Deploying set up a certificate authority with openssl on debian 10 on a Debian 10 Buster 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. […]

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

openSUSE Tumbleweed — terraform — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2020:0320-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-19316 Upstream summary: When using the Azure backend with a shared access signature (SAS), Terraform versions prior to 0.12.17 may transmit the token and state […]

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How to Install Java and Configure JAVA_HOME on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Java and Configure JAVA_HOME on RHEL 7

How to Install Java and Configure JAVA_HOME on RHEL 7 Java remains one of the most widely deployed application runtimes in enterprise environments, and RHEL 7 provides excellent support for running OpenJDK through its official repositories. Whether you are deploying a Spring Boot application, running Apache Tomcat, building microservices, or working with big data frameworks […]

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

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

🟠 High   ⏱ 15–60 min  Last verified: 4 April 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5331-1 Related CVEs: CVE-2018-16301 CVE-2020-8037 CVE-2017-16808 CVE-2018-10103 CVE-2018-10105 CVE-2018-14461 CVE-2018-14462 CVE-2018-14463  +12 more Upstream summary: It was discovered that tcpdump incorrectly handled certain inputs. An attacker could possibly use this […]

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