Common Problems

CentOS Stream 9 — rubygem-mysql2 — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — rubygem-mysql2 — multiple vulnerabilities (19 CVEs) — patch and remediation guide

  • May 19, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:18030 Related CVEs: CVE-2026-41316 CVE-2024-49761 CVE-2025-24294 CVE-2025-58767 CVE-2025-61594 CVE-2024-39908 CVE-2024-41123 CVE-2024-41946  +11 more Upstream summary: Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and […]

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pr cp 120049 r2

Debian 12: Kernel panic on boot after DKMS module mismatch

  • May 19, 2026
  • Linux
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🔴 Critical   ⏱ 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-2024-39747 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2024-39747 — 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-2024-39747, IBM Support Bulletin CVE: CVE-2024-39747 NVD summary: IBM Sterling Connect:Direct Web Services 6.0, 6.1, 6.2, and 6.3 uses default credentials for potentially critical functionality. References: exchange.xforce.ibmcloud.com/vulnerabilities/297   www.ibm.com/support/pages/node/7166947 Table of contents […]

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pr cp 120569 r2

Debian 11 Firewall Rules Lost After Reboot

  • May 19, 2026
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 11 📖 ~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 7.2 — CVE-2024-39747 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2024-39747 — vulnerability — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 25 May 2026 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2024-39747, IBM Support Bulletin CVE: CVE-2024-39747 NVD summary: IBM Sterling Connect:Direct Web Services 6.0, 6.1, 6.2, and 6.3 uses default credentials for potentially critical functionality. References: exchange.xforce.ibmcloud.com/vulnerabilities/297   www.ibm.com/support/pages/node/7166947 Table of contents […]

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pr cp 121061 r2

Runaway Process Drives High CPU Load

🟠 High   ⏱ 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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IBM AIX 7.1 — CVE-2024-39747 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.1

IBM AIX 7.1 — CVE-2024-39747 — vulnerability — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 25 May 2026 Affected versions: IBM AIX 7.1 📖 ~4 min read  •  Source: NVD CVE-2024-39747, IBM Support Bulletin CVE: CVE-2024-39747 NVD summary: IBM Sterling Connect:Direct Web Services 6.0, 6.1, 6.2, and 6.3 uses default credentials for potentially critical functionality. References: exchange.xforce.ibmcloud.com/vulnerabilities/297   www.ibm.com/support/pages/node/7166947 Table of contents […]

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pr cp 111624 r2

Windows Server 2025 AD CS Certificate Enrollment Requests Fail — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Windows Server 2025 📖 ~2 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 121568 r2

Firewall Rules Blocking Internal Application Traffic

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 9 📖 ~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 113998 r2

RHEL 10 Root Filesystem Fills Rapidly from Journal and Logs

  • May 19, 2026
  • Linux
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🔴 Critical   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: RHEL 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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