chris

Oracle Linux 8 — kernel security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — kernel security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2020-4431)

🟡 Medium   ⏱ 10–30 min  Last verified: 15 October 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4431 Related CVEs: CVE-2019-19767 CVE-2019-19319 CVE-2020-10774 CVE-2020-8649 CVE-2019-16231 CVE-2019-19524 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

Read more
FreeBSD 12 — py35-pillow — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py35-pillow — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 15 October 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Pillow — Multiple vulnerabilities Related CVEs: CVE-2016-0740 CVE-2016-0775 CVE-2016-9189 CVE-2016-9190 CVE-2019-16865 CVE-2019-19911 CVE-2020-5310 CVE-2020-5311  +2 more Upstream summary: Pillow developers report: This release addresses several security problems, as well as […]

Read more
How to Configure Apache as a Reverse Proxy on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure Apache as a Reverse Proxy on SLES 12

Introduction This tutorial covers How to Configure Apache as a Reverse Proxy 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 […]

Read more
Common Problems 113510

Windows Server 2012 R2 — AD trust password broken between domains causing cross-domain auth failures — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 15 October 2020 Affected versions: Windows Server 2012 R2 📖 ~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 […]

Read more
Common Problems 113036

Windows Server 2016 Storage Replica Backlog Growth During Peak Write Periods – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 15 October 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 […]

Read more
Common Problems 112423

Windows Server 2019 — DNS scavenging removes active records due to aging configuration drift in AD-integrated zones — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 15 October 2020 Affected versions: Windows Server 2019 📖 ~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 […]

Read more
Oracle Linux 8 — python39:3.9 and python39-devel:3.9 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python39:3.9 and python39-devel:3.9 — vulnerability — patch and remediation guide (ELSA-2022-7592)

🟡 Medium   ⏱ 10–30 min  Last verified: 15 October 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7592 Related CVEs: CVE-2015-20107 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
What Is a Server? — step-by-step DevOps tutorial on Progressive Robot

What Is a Server?

A server is a computer program or device that provides services or resources requested by other programs or devices, known as clients. A server may have many clients at once, or a single client can use multiple servers. Servers also offer a variety of functions, ranging from website and web application hosting, to providing shared disk access, printer connections, and database services.

Read more
Recommended Steps to Secure a Kubernetes Cluster — step-by-step Kubernetes tutorial on Progressive Robot

Recommended Steps to Secure a Kubernetes Cluster

In this guide, you will take basic steps to secure your Kubernetes cluster. You will configure secure local authentication with TLS/SSL certificates, grant permissions to local users with Role-based access controls (RBAC), grant permissions to Kubernetes applications and deployments with service accounts, and set up resource limits with the ResourceQuota and LimitRange admission controllers.

Read more
CHAT