Linux

Amazon Linux 2 — python-cryptography — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — python-cryptography — vulnerability — 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 ALAS2-2025-2930 Related CVEs: CVE-2020-25659 Upstream summary: python-cryptography 3.2 is vulnerable to Bleichenbacher timing attacks in the RSA decryption API, via timed processing of valid PKCS#1 v1.5 ciphertext. (CVE-2020-25659) Table of […]

Read more
openSUSE Tumbleweed — perl-XML-Twig — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — perl-XML-Twig — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2020:1177-1 (see also SUSE bugzilla) Related CVEs: CVE-2016-9180 Upstream summary: perl-XML-Twig: The option to `expand_external_ents`, documented as controlling external entity expansion in XML::Twig does not work. External entities are always expanded, regardless […]

Read more
Alpine Linux edge — json-c — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — json-c — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 0.14-r1 📖 ~4 min read  •  Source: Alpine secdb entry — json-c 0.14-r1 Related CVEs: CVE-2020-12762 Upstream summary: Alpine main repository for vedge ships json-c 0.14-r1 which addresses CVE-2020-12762. Table of contents Symptom & Impact Environment […]

Read more
Debian 9 — atftp — vulnerability — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — atftp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 June 2020 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-11365 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 the Ampache Music Streaming Server on Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

How To Install the Ampache Music Streaming Server on Ubuntu 18.04

Ampache is an open-source music streaming server that allows you to host and manage your digital music collection on your own server. Ampache can stream your music to your computer, smartphone, tablet, or smart TV. In this tutorial, you will install and configure the Apache webserver and PHP that will serve your Ampache instance.

Read more
SLES 12 — google-compute-engine-init — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — google-compute-engine-init — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 23 June 2020 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2020:1934-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-8903 CVE-2020-8907 CVE-2020-8933 Upstream summary: A vulnerability in Google Cloud Platform's guest-oslogin versions between 20190304 and 20200507 allows a user that is only granted the […]

Read more
How to Set Up Yubikey Authentication on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Yubikey Authentication on Debian 10

Introduction How to Set Up Yubikey Authentication 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
How To Deploy and Manage Your DNS using OctoDNS on Debian 10 — step-by-step Linux tutorial on Progressive Robot

How To Deploy and Manage Your DNS using OctoDNS on Debian 10

OctoDNS is an infrastructure-as-code tool that allows you to deploy and manage your DNS zones using standard software development principles, including version control, testing, and automated deployment. In this tutorial, you’ll install and configure OctoDNS, create a basic DNS configuration, and begin deploying DNS records to a live provider.

Read more
CHAT