Logging Monitoring

How to Take ZFS Snapshots on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Take ZFS Snapshots on FreeBSD 13

Introduction How to Take ZFS Snapshots on FreeBSD 13 is a core administration task for any FreeBSD 13 server operator. FreeBSD 13 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 filtering, […]

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FreeBSD 12 — bacula-web — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — bacula-web — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 January 2022 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Bacula-Web — Multiple Vulnerabilities Related CVEs: CVE-2021-26119 CVE-2021-26120 Upstream summary: Bacula-Web reports: Address Smarty CVE Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

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openSUSE Tumbleweed — quagga — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — quagga — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2018:0473-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-5379 CVE-2021-44038 CVE-2018-5381 CVE-2006-2223 CVE-2007-1995 CVE-2013-2236 CVE-2016-1245 CVE-2016-2342  +11 more Upstream summary: The Quagga BGP daemon (bgpd) prior to version 1.2.3 can double-free memory when […]

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Debian 11 — catfish — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — catfish — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 12 January 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-2093 CVE-2014-2094 CVE-2014-2095 CVE-2014-2096 Upstream summary: Untrusted search path vulnerability in Catfish through 0.4.0.3 allows local users to gain privileges via a Trojan horse catfish.py in the current […]

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Ubuntu 20.04 — firejail — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — firejail — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 January 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5141-1 Related CVEs: CVE-2021-26910 Upstream summary: Roman Fiedler discovered that a race condition existed in Firejail when using OverlayFS to prevent writes to the underlying file system. A local attacker […]

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How to Configure Automatic Security Updates on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Configure Automatic Security Updates on CentOS Stream 9

Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying configure automatic security updates on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure Automatic Security Updates on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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AlmaLinux 8 — fio — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — fio — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2020:4738 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 13 — py25-django — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py25-django — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 11 January 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: django — multiple vulnerabilities Related CVEs: CVE-2008-2302 CVE-2009-3695 CVE-2010-3082 Upstream summary: The Django project reports: Please reference CVE/URL list for details Table of contents Symptom & Impact Environment & Reproduction […]

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FreeBSD 13 — xv — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — xv — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 January 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xv — filename handling format string vulnerability Related CVEs: CVE-2005-0665 Upstream summary: A Gentoo Linux Security Advisory reports: Tavis Ormandy of the Gentoo Linux Security Audit Team identified a flaw […]

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