Common Problems

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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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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Amazon Linux 2 — nautilus — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — nautilus — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2023-2331 Related CVEs: CVE-2022-37290 CVE-2017-14604 Upstream summary: GNOME Nautilus 42.2 allows a NULL pointer dereference and get_basename application crash via a pasted ZIP archive. (CVE-2022-37290) Table of contents Symptom & […]

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

Debian 11 — giac — 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-2017-17526 Upstream summary: Input.cc in Bernard Parisse Giac 1.2.3.57 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers […]

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