Operations

Oracle Linux 8 — GPG key file location must be explicitly set when adding repositories — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — GPG key file location must be explicitly set when adding repositories

🟠 High   ⏱ 5–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: Oracle Bug 29535274 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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pr cp 117524 r2

Ubuntu 20.04 LTS Nginx Fails to Start Due to Port 80 Conflict

🟡 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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SLES 16 — python313-tornado6 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — python313-tornado6 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory RHSA-2026:13641 (see also SUSE bugzilla) Related CVEs: CVE-2026-31958 CVE-2025-67725 CVE-2025-67726 CVE-2025-47287 CVE-2025-67724 CVE-2023-28370 CVE-2024-52804 Upstream summary: Tornado is a Python web framework and asynchronous networking library. In versions of Tornado prior to […]

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pr cp 118023 r2

Ubuntu 18.04 LTS kernel update leaves system without network driver

🟡 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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SLES 15 — python3 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — python3 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory RHSA-2026:10711 (see also SUSE bugzilla) Related CVEs: CVE-2026-4786 CVE-2026-6100 CVE-2025-11468 CVE-2025-4138 CVE-2025-4330 CVE-2025-4435 CVE-2025-4517 CVE-2024-6232  +12 more Upstream summary: Mitgation of CVE-2026-4519 was incomplete. If the URL contained "%action" the mitigation could […]

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pr cp 118517 r2

Ubuntu 16.04 LTS MySQL service fails with InnoDB errors

🟡 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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SLES 12 — icinga2 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — icinga2 — multiple vulnerabilities (4 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-2025:02783-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-48057 CVE-2020-14004 CVE-2020-29663 CVE-2021-37698 Upstream summary: Icinga 2 is a monitoring system which checks the availability of network resources, notifies users of outages, and generates […]

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pr cp 113016 r2

Windows Server 2016 Defender Real-Time Scan Causing Heavy IOPS on Database Files – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 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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pr cp 121084 r2

Debian 10: MariaDB startup fails with InnoDB corruption

🔴 Critical   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 10 📖 ~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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