FreeBSD 15

Common Problems 122003

PF Rules Accidentally Block Outbound Traffic

🟡 Medium   ⏱ 5–30 min  Last verified: 4 August 2026 Affected versions: FreeBSD 15 📖 ~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 & […]

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FreeBSD 15 — php4-dba — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — php4-dba — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 August 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php — ini database truncation inside dba_replace() function Related CVEs: CVE-2008-7068 Upstream summary: securityfocus research reports: A bug that leads to the emptying of the INI file contents if the […]

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FreeBSD 15 — php73-exif — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — php73-exif — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 August 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: PHP — Multiple vulnerabilities in EXIF module Related CVEs: CVE-2019-11034 CVE-2019-11035 Upstream summary: The PHP project reports: Heap-buffer-overflow in php_ifd_get32s (CVE-2019-11034) Heap-buffer-overflow in exif_iif_add_value (CVE-2019-11035) Table of contents Symptom & […]

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FreeBSD 15 — php72-exif — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — php72-exif — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 August 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: PHP — Multiple vulnerabilities in EXIF module Related CVEs: CVE-2019-11034 CVE-2019-11035 Upstream summary: The PHP project reports: Heap-buffer-overflow in php_ifd_get32s (CVE-2019-11034) Heap-buffer-overflow in exif_iif_add_value (CVE-2019-11035) Table of contents Symptom & […]

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How to Configure Postfix Mail Server on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure Postfix Mail Server on FreeBSD 15

Introduction Deploying configure postfix mail server on a FreeBSD 15 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 standard base + ports […]

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How to Configure StrongSwan IPsec on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure StrongSwan IPsec on FreeBSD 15

Introduction This guide explains how to Configure StrongSwan IPsec on FreeBSD 15 on FreeBSD 15. 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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How to Install Cockpit Web Console on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install Cockpit Web Console on FreeBSD 15

Introduction How to Install Cockpit Web Console on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]

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How to Set Up ProxySQL for MySQL Load Balancing on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up ProxySQL for MySQL Load Balancing on FreeBSD 15

Introduction FreeBSD 15 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up set up proxysql for mysql load balancing on FreeBSD 15 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 […]

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How to Configure Nginx as a TCP/UDP Load Balancer on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure Nginx as a TCP/UDP Load Balancer on FreeBSD 15

Introduction FreeBSD 15 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up configure nginx as a tcp/udp load balancer on FreeBSD 15 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 […]

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FreeBSD 15 — gstreamer-ffmpeg — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — gstreamer-ffmpeg — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 3 August 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ffmpeg — multiple vulnerabilities Related CVEs: CVE-2011-3892 CVE-2011-3893 CVE-2011-3895 CVE-2011-3929 CVE-2011-3936 CVE-2011-3937 CVE-2011-3940 CVE-2011-3945  +12 more Upstream summary: NVD reports: The ff_dwt_decode function in libavcodec/jpeg2000dwt.c in FFmpeg before 2.8.4 does […]

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