Using styled-components in Gatsby
A short post detailing how to use styled-components in Gatsby.js.
The CSS color-mod Function
CSS Colors Level 4 brings us a color-mod() function that makes it easy to modify color values.
How to Harden SSH on SLES 15
Introduction This tutorial covers How to Harden SSH 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. Step 1 — Edit SSH Configuration vi /etc/ssh/sshd_config Step 2 — Recommended Settings […]
Ubuntu 16.04 mdadm RAID Degraded After Reboot
🟡 Medium ⏱ 5–30 min Last verified: 16 October 2019 📖 ~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 […]
Leapp Preupgrade Reports Blockers for RHEL 8 Minor Upgrade Path
🟡 Medium ⏱ 5–30 min Last verified: 16 October 2019 📖 ~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 […]
openSUSE Tumbleweed — libtool — 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:2010:006 (see also SUSE bugzilla) Related CVEs: CVE-2009-3736 Upstream summary: ltdl.c in libltdl in GNU Libtool 1.5.x, and 2.2.6 before 2.2.6b, as used in Ham Radio Control Libraries, Q, and possibly other […]
FreeBSD 12 — wgetpro — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 16 October 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: wget — multiple vulnerabilities Related CVEs: CVE-2004-1487 CVE-2004-1488 Upstream summary: Jan Minar reports that there exists multiple vulnerabilities in wget: Wget erroneously thinks that the current directory is a fair […]
FreeBSD 12 — ru-wordpress-ru_RU — security advisory — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 16 October 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: wordpress — XSS Upstream summary: The WordPress team reports: A cross-site scripting (XSS) vulnerability affecting the Avatar block type Table of contents Symptom & Impact Environment & Reproduction Root Cause […]
DNF Metadata Expired Causing Slow or Failed Updates
🟡 Medium ⏱ 5–30 min Last verified: 16 October 2019 📖 ~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 […]
FreeBSD 12 — php5-sqlite — multiple vulnerabilities (9 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 16 October 2019 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: php — use-after-free vulnerability Related CVEs: CVE-2007-0905 CVE-2007-0906 CVE-2007-0907 CVE-2007-0908 CVE-2007-0909 CVE-2007-0910 CVE-2007-0988 CVE-2007-1001 +1 more Upstream summary: Symeon Paraschoudis reports: Use-after-free vulnerability in sqlite3SafetyCheckSickOrOk() Table of contents Symptom & […]