Troubleshooting

FreeBSD 12 — qt4-imageformats — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — qt4-imageformats — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 May 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: qt4-imageformats, qt4-gui, qt5-gui — Multiple Vulnerabilities in Qt Image Format Handling Related CVEs: CVE-2014-0190 CVE-2015-1858 CVE-2015-1859 CVE-2015-1860 Upstream summary: Richard J. Moore reports: Due to two recent vulnerabilities identified in […]

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FreeBSD 12 — snort — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — snort — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 May 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: snort — DCE/RPC preprocessor vulnerability Related CVEs: CVE-2006-5276 Upstream summary: A IBM Internet Security Systems Protection Advisory reports: Snort is vulnerable to a stack-based buffer overflow as a result of […]

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Arch Linux — lib32-brotli — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — lib32-brotli — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202009-12 Related CVEs: CVE-2020-8927 Upstream summary: Type: denial of service. Status: Fixed. Affected: 1.0.7-3. Fixed in: 1.0.9-1. Group: AVG-1231. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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How to Set Up Nexus Repository Manager on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Nexus Repository Manager on Debian 10

Introduction How to Set Up Nexus Repository Manager on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian […]

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SLES 15 — libseccomp2 — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libseccomp2 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 May 2020 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2019:742-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-9893 Upstream summary: libseccomp before 2.4.0 did not correctly generate 64-bit syscall argument comparisons using the arithmetic operators (LT, GT, LE, GE), which might able […]

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Oracle Linux 8 — sqlite — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — sqlite — vulnerability — patch and remediation guide (ELSA-2021-4396)

🟡 Medium   ⏱ 10–30 min  Last verified: 14 May 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4396 Related CVEs: CVE-2019-5827 CVE-2020-13435 CVE-2019-13750 CVE-2019-19603 CVE-2019-13751 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Oracle Linux 8 — GraalVM — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — GraalVM — vulnerability — patch and remediation guide (ELSA-2023-12310)

🟠 High   ⏱ 15–60 min  Last verified: 14 May 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12310 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 […]

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Debian 9 — jackson-databind — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — jackson-databind — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 May 2020 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-15095 CVE-2017-17485 CVE-2017-7525 CVE-2018-11307 CVE-2018-7489 CVE-2019-14379 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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

Arch Linux — guile — 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-201610-10 Related CVEs: CVE-2016-8606 CVE-2016-8605 Upstream summary: Type: multiple issues. Status: Fixed. Affected: 2.0.12-1. Fixed in: 2.0.13-1. Group: AVG-47. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Common Problems 118482

Ubuntu 16.04 NTP Time Drift Causes Authentication Failures

🟡 Medium   ⏱ 5–30 min  Last verified: 13 May 2020 📖 ~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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