July 2020 - Page 51 of 62

Common Problems 115613

RHEL 7 – Docker Service Fails with Overlay Storage Driver Errors

🟡 Medium   ⏱ 5–30 min  Last verified: 6 July 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 115581

httpd Service Fails Because Port Already in Use

🟡 Medium   ⏱ 5–30 min  Last verified: 6 July 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
Amazon Linux 2 — p11-kit — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — p11-kit — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2021-1601 Related CVEs: CVE-2020-29361 CVE-2020-29362 CVE-2020-29363 Upstream summary: An issue was discovered in p11-kit 0.21.1 through 0.23.21. Multiple integer overflows have been discovered in the array allocations in the p11-kit […]

Read more
Ubuntu 16.04 — libsdl2 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libsdl2 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 6 July 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4143-1 Related CVEs: CVE-2017-2888 CVE-2019-7635 CVE-2019-7636 CVE-2019-7637 CVE-2019-7638 Upstream summary: It was discovered that SDL 2.0 mishandled crafted image files resulting in an integer overflow. If a user were tricked […]

Read more
How to Configure NUMA Architecture on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure NUMA Architecture on SLES 12

Introduction This tutorial covers How to Configure NUMA Architecture 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 date: zypper refresh […]

Read more
SLES 15 — python-azure-agent — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — python-azure-agent — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 6 July 2020 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2019:0603-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-0804 Upstream summary: An information disclosure vulnerability exists in the way Azure WaLinuxAgent creates swap files on resource disks, aka 'Azure Linux Agent Information Disclosure […]

Read more
What is FTP and How Is It Used? — step-by-step DevOps tutorial on Progressive Robot

What is FTP and How Is It Used?

This tutorial provides some information about FTP and includes some basic FTP commands. Additionally it includes links to the variety of FTP tutorials on the the cloud provider site. FTP is a way to transfer files between hosts over the internet. It is especially helpful as a way to upload or download files to or from a site quickly.

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

Oracle Linux 8 — cpio — vulnerability — patch and remediation guide (ELSA-2021-1582)

🟡 Medium   ⏱ 10–30 min  Last verified: 6 July 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-1582 Related CVEs: CVE-2019-14866 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
CHAT