Package Management

FreeBSD 13 — py35-django-devel — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py35-django-devel — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 December 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: django — multiple vulnerabilities Related CVEs: CVE-2016-2048 CVE-2016-2512 CVE-2016-2513 Upstream summary: Tim Graham reports: Malicious redirect and possible XSS attack via user-supplied redirect URLs containing basic auth User enumeration through […]

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Debian 11 — postgrey — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — postgrey — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-1127 Upstream summary: Format string vulnerability in the log function in Net::Server 0.87 and earlier, as used in Postfix Greylisting Policy Server (Postgrey) 1.18 and earlier, and possibly […]

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Debian 11 — icecast2 — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — icecast2 — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-1561 CVE-2004-2027 CVE-2005-0837 CVE-2005-0838 CVE-2011-4612 CVE-2014-9018 CVE-2014-9091 CVE-2015-3026  +1 more Upstream summary: Buffer overflow in Icecast 2.0.1 and earlier allows remote attackers to execute arbitrary code via an […]

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Debian 11 — libice — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libice — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-2626 Upstream summary: It was discovered that libICE before 1.0.9-8 used a weak entropy to generate keys. A local attacker could potentially use this flaw for session hijacking […]

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Ubuntu 14.04 — gegl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — gegl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 December 2021 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5251-1 Related CVEs: CVE-2021-45463 Upstream summary: It was discovered that GEGL incorrectly filtered and escaped file path input data when using the C system() function for execution of the ImageMagick […]

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Arch Linux — dhclient — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — dhclient — multiple vulnerabilities (2 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-202106-10 Related CVEs: CVE-2021-25217 CVE-2018-5732 Upstream summary: Type: arbitrary code execution. Status: Fixed. Affected: 4.4.2-2. Fixed in: 4.4.2.P1-1. Group: AVG-2004. Table of contents Symptom & Impact Environment & Reproduction Root […]

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FreeBSD 13 — gstreamer-ffmpeg — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — gstreamer-ffmpeg — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 3 December 2021 Affected versions: FreeBSD 13 📖 ~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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Common Problems 125183

Oracle Linux 8 – Common Problem 022 – Diagnosis and Fix

🟠 High   ⏱ 5–30 min  Last verified: 2 December 2021 Affected versions: Oracle Linux 8 📖 ~3 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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How to Configure DNSSEC on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Configure DNSSEC on FreeBSD 13

Introduction Deploying configure dnssec on freebsd 13 on a FreeBSD 13 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 + […]

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