Systemd Services

SLES 15 — re2c — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — re2c — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 2 November 2019 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:3353-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-21232 Upstream summary: re2c before 2.0 has uncontrolled recursion that causes stack consumption in find_fixed_tags. Table of contents Symptom & Impact Environment & Reproduction Root […]

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SLES 15 — aspell — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — aspell — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 2 November 2019 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:14783-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-25051 Upstream summary: objstack in GNU Aspell 0.60.8 has a heap-based buffer overflow in acommon::ObjStack::dup_top (called from acommon::StringMap::add and acommon::Config::lookup_list). Table of contents Symptom & […]

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Gentoo Linux — www-client/seamonkey-bin — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — www-client/seamonkey-bin — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202012-02 Upstream summary: Multiple vulnerabilities have been discovered in SeaMonkey. Please review referenced release notes for more details. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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FreeBSD 12 — gnutls — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — gnutls — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 2 November 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: GnuTLS — Stack write buffer overflow Related CVEs: CVE-2006-4790 CVE-2008-2377 CVE-2008-4989 CVE-2009-1415 CVE-2009-1416 CVE-2009-1417 CVE-2009-2730 CVE-2011-4128  +12 more Upstream summary: GnuTLS reports: When a PKCS#11 token is initialized with gnutls_pkcs11_token_init […]

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

FreeBSD 12 — gnome-screensaver — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 November 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: gnome-screensaver — Multiple monitor hotplug issues Related CVEs: CVE-2010-0414 CVE-2010-0422 Upstream summary: Ray Strode reports: Under certain circumstances it is possible to circumvent the security of screen locking functionality of […]

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Common Problems 113431

Windows Server 2012 R2 — Windows Time (W32Time) service drift and sync failures — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 1 November 2019 Affected versions: Windows Server 2012 R2 📖 ~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 […]

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How to Monitor Nginx with Prometheus on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Monitor Nginx with Prometheus on FreeBSD 12

Introduction FreeBSD 12 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up monitor nginx with prometheus on freebsd 12 on FreeBSD 12 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 12 — evolution-data-server — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — evolution-data-server — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 1 November 2019 Affected versions: FreeBSD 12 📖 ~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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Common Problems 112526

Windows Server 2019 — DNS Server service fails to load primary zone — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 1 November 2019 Affected versions: Windows Server 2019 📖 ~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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How to Set Up Nagios on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up Nagios on Debian 9

Introduction This guide explains how to Set Up Nagios on Debian 9 on Debian 9 Stretch. Debian Stretch 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 9 install with the standard […]

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