CSS white-space Property
A reference for the CSS white-space property.
Ubuntu 20.04 LTS – DNS resolution fails with systemd-resolved stub issues – Fix & Prevention
🟠 High ⏱ 5–30 min Last verified: 17 November 2020 Affected versions: Ubuntu 20.04 LTS 📖 ~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 […]
Oracle Linux 8 — kernel security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2022-1988)
🟠 High ⏱ 15–60 min Last verified: 17 November 2020 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2022-1988 Related CVEs: CVE-2022-0286 CVE-2022-0322 CVE-2020-0404 CVE-2022-1011 CVE-2020-4788 CVE-2021-21781 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]
systemctl Cannot Start Due to Missing Environment File
🟡 Medium ⏱ 5–30 min Last verified: 17 November 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 […]
Ubuntu 20.04 — ppp — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 17 November 2020 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4451-1 Related CVEs: CVE-2020-15704 Upstream summary: Thomas Chauchefoin working with Trend Micro´s Zero Day Initiative, discovered that ppp incorrectly handled module loading. A local attacker could use this issue to […]
auditd stops because /var/log/audit is full
🟡 Medium ⏱ 5–30 min Last verified: 17 November 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 […]
SLES 15 — libssh2 — multiple vulnerabilities (13 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 17 November 2020 Affected versions: SLES 15 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2023:3555-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-22218 CVE-2015-1782 CVE-2016-0787 CVE-2019-17498 CVE-2019-3855 CVE-2019-3856 CVE-2019-3857 CVE-2019-3858 +5 more Upstream summary: An issue was discovered in function _libssh2_packet_add in libssh2 1.10.0 allows attackers to […]
How to Configure a Virtual Host in Apache on SLES 12
Introduction This tutorial covers How to Configure a Virtual Host in Apache on SLES 12 on SLES 12. SLES 12 (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 12 system is up to […]
Windows Server 2016 — Computer secure channel broken: machine cannot authenticate to domain — Fix & Prevention
🟠 High ⏱ 5–30 min Last verified: 17 November 2020 Affected versions: Windows Server 2016 📖 ~2 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 […]
Windows Server 2016 — Workstation (LanmanWorkstation) authentication failures — Fix & Prevention
🟠 High ⏱ 5–30 min Last verified: 17 November 2020 Affected versions: Windows Server 2016 📖 ~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 […]