Common Problems

Common Problems 118006

Ubuntu 18.04 LTS – memory pressure triggers OOM kills and random restarts – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Ubuntu 18.04 LTS 📖 ~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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SLES 15 — texlive — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — texlive — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2019-18604 CVE-2023-32700 CVE-2016-10243 CVE-2018-17407 CVE-2020-8016 CVE-2020-8017 CVE-2023-46048 CVE-2023-46051 Upstream summary: In axohelp.c before 1.3 in axohelp in axodraw2 before 2.1.1b, as distributed in TeXLive and […]

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Common Problems 118501

Ubuntu 16.04 LTS – apt fails behind proxy with Could not resolve security.ubuntu.com – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Ubuntu 16.04 LTS 📖 ~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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SLES 12 — libsoup — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — libsoup — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:0788-1 (see also SUSE bugzilla) Related CVEs: CVE-2026-1760 CVE-2025-32049 CVE-2026-2708 CVE-2026-1761 CVE-2026-0719 CVE-2025-14523 CVE-2025-32906 CVE-2025-32909  +12 more Upstream summary: A flaw was found in SoupServer. This HTTP request smuggling vulnerability occurs because […]

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Common Problems 119032

Ubuntu 14.04 LTS Apache returns 503 due to PHP-FPM issues

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: 14.04 LTS 📖 ~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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CentOS Stream 10 — git — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 10

CentOS Stream 10 — git — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: CentOS Stream 10 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2025:11533 Related CVEs: CVE-2024-50349 CVE-2024-52006 CVE-2025-27613 CVE-2025-27614 CVE-2025-46835 CVE-2025-48384 CVE-2025-48385 Upstream summary: Git is a distributed revision control system with a decentralized architecture. As opposed to centralized version control systems with […]

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Debian 13 — edk2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — edk2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-12178 CVE-2018-12179 CVE-2018-12180 CVE-2018-12181 CVE-2018-12183 CVE-2019-0160 CVE-2019-0161 CVE-2019-11098  +12 more Upstream summary: Buffer overflow in network stack for EDK II may allow unprivileged user to potentially enable escalation […]

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CentOS Stream 9 — php — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — php — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:1409 Related CVEs: CVE-2025-1220 CVE-2025-14177 CVE-2025-14178 CVE-2025-14180 CVE-2025-1735 CVE-2025-6491 CVE-2024-11235 CVE-2025-1217  +12 more Upstream summary: PHP is an HTML-embedded scripting language commonly used with the Apache HTTP Server. Security Fix(es): * […]

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Common Problems 120066

Debian 12 LVM Thin Pool Metadata Exhaustion

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 12 📖 ~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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IBM AIX 7.3 — CVE-2002-1690 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2002-1690 — vulnerability — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 25 May 2026 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2002-1690, IBM PSIRT advisory page CVE: CVE-2002-1690 NVD summary: Unknown vulnerability in AIX before 4.0 with unknown attack vectors and unknown impact, aka "security issue," as fixed by APAR IY28225. References: archives.neohapsis.com/archives/aix/2002-q1/0005 […]

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