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How to Install Perl and CPAN Modules on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Install Perl and CPAN Modules on Debian 12

Introduction This guide explains how to Install Perl and CPAN Modules on Debian 12 on Debian 12 Bookworm. Debian Bookworm uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 12 install with […]

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FreeBSD 14 — evolution-data-server — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — evolution-data-server — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 November 2023 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: evolution-data-server — remote execution of arbitrary code vulnerability Related CVEs: CVE-2007-3257 Upstream summary: Debian project reports: It was discovered that the IMAP code in the Evolution Data Server performs insufficient […]

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openSUSE Tumbleweed — nettle — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — nettle — multiple vulnerabilities (8 CVEs) — 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-2021:0635-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-20305 CVE-2021-3580 CVE-2023-36660 CVE-2015-8803 CVE-2015-8804 CVE-2015-8805 CVE-2016-6489 CVE-2018-16869 Upstream summary: A flaw was found in Nettle in versions before 3.7.2, where several Nettle signature verification […]

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How to Install SaltStack on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Install SaltStack on CentOS Stream 9

Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying install saltstack on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Install SaltStack on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

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How to Set Up IPv6 on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Set Up IPv6 on FreeBSD 14

Introduction FreeBSD 14 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up set up ipv6 on freebsd 14 on FreeBSD 14 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux distribution. […]

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FreeBSD 13 — php80-kanboard — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — php80-kanboard — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 27 November 2023 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Kanboard — Multiple vulnerabilities Related CVEs: CVE-2023-32685 CVE-2023-33956 CVE-2023-33968 CVE-2023-33969 CVE-2023-33970 Upstream summary: Kanboard is project management software that focuses on the Kanban methodology. The last update includes 4 vulnerabilities: […]

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FreeBSD 14 — py39-pycares — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — py39-pycares — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 November 2023 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py39-pycares — domain hijacking vulnerability Related CVEs: CVE-2021-3672 Upstream summary: Philipp Jeitner and Haya Shulman report: A flaw was found in c-ares library, where a missing input validation check of […]

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FreeBSD 14 — silc-irssi-client — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — silc-irssi-client — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 November 2023 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: silc-client — Format string vulnerability Related CVEs: CVE-2009-3051 Upstream summary: SILC changelog reports: An unspecified format string vulnerability exists in silc-client. Table of contents Symptom & Impact Environment & Reproduction […]

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How to Configure Network Bridging on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure Network Bridging on FreeBSD 14

Introduction This guide explains how to Configure Network Bridging on FreeBSD 14 on FreeBSD 14. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained privilege […]

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FreeBSD 14 — hashcash — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — hashcash — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 November 2023 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: hashcash — heap overflow vulnerability Related CVEs: CVE-2005-0687 Upstream summary: Andreas Seltenreich reports that hashcash is prone to a heap overflow vulnerability. This vulnerability is caused by improper checking of […]

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