February 2020 - Page 46 of 64

How to Configure NTP Time Synchronization on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure NTP Time Synchronization on Debian 10

Introduction How to Configure NTP Time Synchronization on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 10. […]

Read more
FreeBSD 12 — ja-acroread — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ja-acroread — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: acroread — XML External Entity vulnerability Related CVEs: CVE-2005-1306 Upstream summary: Sverre H. Huseby discovered a vulnerability in Adobe Acrobat and Adobe Reader. Under certain circumstances, using XML scripts it […]

Read more
Ubuntu 16.04 — ipmitool — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — ipmitool — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5997-1 Related CVEs: CVE-2020-5208 Upstream summary: It was discovered that IPMItool was not properly checking the data received from a remote LAN party. A remote attacker could possibly use this […]

Read more
How to Install Tekton Pipelines on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Tekton Pipelines on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying install tekton pipelines both straightforward and auditable. This tutorial covers the complete procedure for how to Install Tekton Pipelines on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites Before you begin, […]

Read more
SLES 15 — docker-runc — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — docker-runc — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:2958-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-19921 Upstream summary: runc through 1.0.0-rc9 has Incorrect Access Control leading to Escalation of Privileges, related to libcontainer/rootfs_linux.go. To exploit this, an attacker must be […]

Read more
How To Configure BIND as a Private Network DNS Server on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Configure BIND as a Private Network DNS Server on Ubuntu 14.04

In this tutorial, we will go over how to set up an internal DNS server, using the BIND name server software (BIND9) on Ubuntu 14.04, that can be used by your Virtual Private Servers (VPS) to resolve private host names and private IP addresses. This provides a central way to manage your internal hostnames and private IP addresses, which is indispensable when your environment expands to more than a few hosts.

Read more
SLES 15 — python2-rsa — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — python2-rsa — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2021:254-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-13757 CVE-2020-25658 Upstream summary: Python-RSA before 4.1 ignores leading '\0' bytes during decryption of ciphertext. This could conceivably have a security-relevant impact, e.g., by helping […]

Read more
CHAT