Linux

Oracle Linux 8 — dotnet security and bugfix update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — dotnet security and bugfix update (ELSA-2021-0474)

🟠 High   ⏱ 15–60 min  Last verified: 9 October 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-0474 Related CVEs: CVE-2021-1721 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
Common Problems 119030

Ubuntu 14.04 LTS MySQL Fails to Start After Unclean Shutdown

🟠 High   ⏱ 5–30 min  Last verified: 9 October 2020 Affected versions: 14.04 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 & […]

Read more
Common Problems 118954

Ubuntu 14.04 LTS Kernel Panic After Unattended Upgrade

🟡 Medium   ⏱ 5–30 min  Last verified: 9 October 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 […]

Read more
Common Problems 118078

Ubuntu 18.04 LTS – AppArmor profile denial breaks custom application startup – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 9 October 2020 Affected versions: Ubuntu 18.04 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 […]

Read more
Oracle Linux 8 — bluez — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — bluez — vulnerability — patch and remediation guide (ELSA-2020-4481)

🟡 Medium   ⏱ 10–30 min  Last verified: 9 October 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4481 Related CVEs: CVE-2020-0556 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
How To Install Graylog 1.x on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Graylog 1.x on Ubuntu 14.04

In this tutorial, we will cover how to install Graylog v1.3.x (sometimes referred to as Graylog2) on Ubuntu 14.04, and configure it to gather the syslogs of your systems in a centralized location. Graylog is a powerful log management and analysis tool that has many use cases, from monitoring SSH logins and unusual activity to debugging applications. It is based on Elasticsearch, Java, and MongoDB.

Read more
CHAT