October 2021 - Page 15 of 66

FreeBSD 13 — mysql55-client — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — mysql55-client — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mysql — denial of service vulnerability Related CVEs: CVE-2015-4792 CVE-2015-4802 CVE-2015-4807 CVE-2015-4815 CVE-2015-4826 CVE-2015-4830 CVE-2015-4836 CVE-2015-4858  +12 more Upstream summary: Openwall reports: C client library for MySQL (libmysqlclient.so) has use-after-free […]

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Debian 11 — golang-github-go-macaron-i18n — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — golang-github-go-macaron-i18n — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-36627 Upstream summary: A vulnerability was found in Macaron i18n. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file i18n.go. […]

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How to Configure Windows Reliability Monitor on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure Windows Reliability Monitor on Windows Server 2019

Introduction to Windows Reliability Monitor on Windows Server 2019 Windows Reliability Monitor is a built-in diagnostic tool in Windows Server 2019 that displays a Stability Index over time — a score from 1 (unstable) to 10 (perfectly stable) — alongside a chronological event log of application failures, Windows failures, hardware warnings, software installations, and Windows […]

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

Debian 11 — ncmpc — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-9240 Upstream summary: ncmpc through 0.29 is prone to a NULL pointer dereference flaw. If a user uses the chat screen and another client sends a long chat […]

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Common Problems 115634

Application port blocked by firewalld – RHEL 7 Post 007

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 📖 ~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 & Cross-Refs References & Further […]

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

Debian 11 — xgalaga — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0454 Upstream summary: Multiple buffer overflows in xgalaga 2.0.34 and earlier allow local users to gain privileges via a long HOME environment variable. Table of contents Symptom & […]

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Alpine Linux edge — snort — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — snort — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.9.18-r0 📖 ~4 min read  •  Source: Alpine secdb entry — snort 2.9.18-r0 Related CVEs: CVE-2021-40114 Upstream summary: Alpine main repository for vedge ships snort 2.9.18-r0 which addresses CVE-2021-40114. Table of contents Symptom & Impact Environment […]

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Debian 11 — libexif — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libexif — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-0664 CVE-2006-4168 CVE-2007-2645 CVE-2007-6351 CVE-2007-6352 CVE-2009-3895 CVE-2012-2812 CVE-2012-2813  +12 more Upstream summary: Buffer overflow in the EXIF library (libexif) 0.6.9 does not properly validate the structure of the […]

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Debian 11 — wss4j — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — wss4j — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-0226 CVE-2015-0227 Upstream summary: Apache WSS4J before 1.6.17 and 2.0.x before 2.0.2 improperly leaks information about decryption failures when decrypting an encrypted key or message data, which makes […]

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Common Problems 113013

Windows Server 2016 — SNMP service stops responding to queries — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 03 May 2027 Affected versions: Windows Server 2016 📖 ~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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