Package Management

How to Set Up Chef Infra Client on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Chef Infra Client on Debian 10

Introduction How to Set Up Chef Infra Client 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 […]

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FreeBSD 12 — kdeconnect-kde — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — kdeconnect-kde — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 June 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: kdeconnect — packet manipulation can be exploited in a Denial of Service attack Related CVEs: CVE-2020-26164 Upstream summary: Albert Astals Cid reports: KDE Project Security Advisory Title KDE Connect: packet […]

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Gentoo Linux — dev-libs/libxls — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-libs/libxls — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202003-64 Related CVEs: CVE-2017-12110 CVE-2017-12111 CVE-2017-2896 CVE-2017-2897 CVE-2017-2919 CVE-2018-20450 CVE-2018-20452 Upstream summary: Multiple vulnerabilities have been discovered in libxls. Please review the CVE identifiers referenced below for details. Table of contents Symptom […]

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openSUSE Tumbleweed — yast2-samba-provision — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — yast2-samba-provision — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:3199-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-17956 Upstream summary: In yast2-samba-provision up to and including version 1.0.1 the password for samba shares was provided on the command line to tools used […]

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FreeBSD 12 — serendipity — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — serendipity — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 19 June 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: serendipity — XSS Related CVEs: CVE-2008-1385 CVE-2008-1386 CVE-2019-11870 Upstream summary: MITRE: Serendipity before 2.1.5 has XSS via EXIF data that is mishandled in the templates/2k11/admin/media_choose.tpl Editor Preview feature or the […]

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Oracle Linux 8 — firefox — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — firefox — vulnerability — patch and remediation guide (ELSA-2020-0111)

🔴 Critical   ⏱ 15–90 min  Last verified: 19 June 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-0111 Related CVEs: CVE-2019-17022 CVE-2019-17016 CVE-2019-17017 CVE-2019-17024 CVE-2019-17026 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Arch Linux — xorg-server — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — xorg-server — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201810-15 Related CVEs: CVE-2018-14665 CVE-2017-12183 CVE-2017-12178 CVE-2017-12177 CVE-2017-12176 CVE-2017-10972 CVE-2017-10971 CVE-2020-25712  +3 more Upstream summary: Type: privilege escalation. Status: Fixed. Affected: 1.20.2-1. Fixed in: 1.20.3-1. Group: AVG-788. Table of contents […]

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How to Secure Apache with Let's Encrypt on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Secure Apache with Let’s Encrypt on FreeBSD 12

Introduction Deploying secure apache with let’s encrypt on freebsd 12 on a FreeBSD 12 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the […]

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Alpine Linux edge — bareos — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — bareos — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 19.2.8-r0 📖 ~4 min read  •  Source: Alpine secdb entry — bareos 19.2.8-r0 Related CVEs: CVE-2020-4042 CVE-2020-11061 Upstream summary: Alpine community repository for vedge ships bareos 19.2.8-r0 which addresses CVE-2020-4042. Table of contents Symptom & Impact […]

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