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IBM AIX 7.1 — CVE-2022-22473 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.1

IBM AIX 7.1 — CVE-2022-22473 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 19 August 2022 Affected versions: IBM AIX 7.1 📖 ~4 min read  •  Source: NVD CVE-2022-22473, IBM Support Bulletin CVE: CVE-2022-22473 NVD summary: IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 could allow a remote attacker to obtain sensitive information caused by improper handling of Administrative […]

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Common Problems 118085

Ubuntu 18.04 LTS – Java app fails with too many open files

🟠 High   ⏱ 5–30 min  Last verified: 19 August 2022 Affected versions: Ubuntu 18.04 LTS Ubuntu 18.04 Ubuntu 18.04.6 📖 ~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 […]

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FreeBSD 13 — json-c — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — json-c — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 August 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: json-c — integer overflow and out-of-bounds write via a large JSON file Related CVEs: CVE-2020-12762 Upstream summary: Tobias Stöckmann reports: I have discovered a way to trigger an out of […]

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Alpine Linux edge — zlib-ng — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — zlib-ng — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.0.6-r0 📖 ~4 min read  •  Source: Alpine secdb entry — zlib-ng 2.0.6-r0 Related CVEs: CVE-2022-37434 Upstream summary: Alpine main repository for vedge ships zlib-ng 2.0.6-r0 which addresses CVE-2022-37434. Table of contents Symptom & Impact Environment […]

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Common Problems 116939

Ubuntu 22.04 LTS – netplan apply fails with YAML indentation errors

🟠 High   ⏱ 5–30 min  Last verified: 19 August 2022 Affected versions: Ubuntu 22.04 LTS Ubuntu 22.04 Ubuntu 22.04.4 📖 ~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 […]

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

FreeBSD 13 — libebml — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 19 August 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libebml — multiple vulnerabilities Related CVEs: CVE-2015-8789 CVE-2015-8790 CVE-2015-8791 Upstream summary: Mortiz Bunkus reports: Multiple invalid memory accesses vulnerabilities. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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How to Set Up rsync Backup Jobs on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up rsync Backup Jobs on Debian 11

Introduction Debian 11 Bullseye is built around the ethos of stability and free software. Setting up set up rsync backup jobs on debian 11 on Bullseye leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bullseye freeze. Follow each step carefully […]

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

AlmaLinux 8 — tbb — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:1215 Related CVEs: CVE-2020-11023 Upstream summary: Threading Building Blocks (TBB) is a C++ runtime library that abstracts the low-level threading details necessary for optimal multi-core performance. Security Fix(es): * jquery: Untrusted code […]

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Debian 11 — libjfreechart-java — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libjfreechart-java — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 August 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-6306 Upstream summary: Multiple cross-site scripting (XSS) vulnerabilities in the image map feature in JFreeChart 1.0.8 allow remote attackers to inject arbitrary web script or HTML via the […]

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