Operations

Debian 11 — bogofilter — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — bogofilter — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-2267 CVE-2004-1007 CVE-2005-4591 CVE-2005-4592 CVE-2010-2494 CVE-2012-5468 Upstream summary: bogopass in bogofilter 0.9.0.4 allows local users to overwrite arbitrary files via a symlink attack on the bogopass temporary file. […]

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Alpine Linux edge — icinga2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — icinga2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.13.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — icinga2 2.13.1-r0 Related CVEs: CVE-2021-37698 CVE-2020-14001 Upstream summary: Alpine community repository for vedge ships icinga2 2.13.1-r0 which addresses CVE-2021-37698. Table of contents Symptom & Impact […]

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

Debian 11 — myrepos — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-7032 Upstream summary: webcheckout in myrepos through 1.20171231 does not sanitize URLs that are passed to git clone, allowing a malicious website operator or a MitM attacker to […]

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How to Install Java (OpenJDK 21) on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Install Java (OpenJDK 21) on FreeBSD 12

Introduction How to Install Java (OpenJDK 21) on FreeBSD 12 is a core administration task for any FreeBSD 12 server operator. FreeBSD 12 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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Debian 11 — linux-atm — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — linux-atm — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0396 Upstream summary: Buffer overflow in les for ATM on Linux (linux-atm) before 2.4.1, if used setuid, allows local users to gain privileges via a long -f command […]

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Ubuntu 18.04 — libmysofa — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libmysofa — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 December 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5184-1 Related CVEs: CVE-2021-3756 CVE-2019-16091 CVE-2019-16092 CVE-2019-16093 CVE-2019-16094 CVE-2019-16095 CVE-2019-10672 Upstream summary: It was discovered that libmysofa mishandled certain input. An attacker could use this vulnerability to cause a denial […]

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How to Write Ansible Playbooks for FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Write Ansible Playbooks for FreeBSD 13

Introduction FreeBSD 13 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up write ansible playbooks for freebsd 13 on FreeBSD 13 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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Oracle Linux 8 — ruby:2.7 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — ruby:2.7 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2022-6447)

🟡 Medium   ⏱ 10–30 min  Last verified: 24 December 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-6447 Related CVEs: CVE-2022-28739 CVE-2021-41819 CVE-2021-41817 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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FreeBSD 13 — de-bugzilla — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — de-bugzilla — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 December 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: bugzilla — multiple vulnerabilities Related CVEs: CVE-2013-0785 CVE-2013-0786 Upstream summary: A Bugzilla Security Advisory reports: Cross-Site Scripting When viewing a single bug report, which is the default, the bug ID […]

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AlmaLinux 8 — evolution-mapi — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — evolution-mapi — 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-2022:1907 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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