Common Problems

Oracle Linux 8 — Installation and Upgrade Issues — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Installation and Upgrade Issues

🟠 High   ⏱ 5–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: Oracle Bug OLRNB-ol8-issues-install 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 […]

Read more
pr cp 117564 r2

Ubuntu 20.04 LTS Python pip SSL Certificate Verify Failed

🟡 Medium   ⏱ 5–30 min  Last verified: 20 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 […]

Read more
SLES 16 — arpwatch — vulnerability — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — arpwatch — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:14759-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-25321 Upstream summary: A UNIX Symbolic Link (Symlink) Following vulnerability in arpwatch of SUSE Linux Enterprise Server 11-SP4-LTSS, SUSE Manager Server 4.0, SUSE OpenStack Cloud […]

Read more
pr cp 118062 r2

Ubuntu 18.04 LTS cron jobs stop running due to invalid environment

🟡 Medium   ⏱ 5–30 min  Last verified: 20 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 […]

Read more
SLES 15 — ocaml — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — ocaml — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:0800-1 (see also SUSE bugzilla) Related CVEs: CVE-2026-28364 CVE-2017-9772 CVE-2018-9838 CVE-2015-8869 Upstream summary: In OCaml before 4.14.3 and 5.x before 5.4.1, a buffer over-read in Marshal deserialization (runtime/intern.c) enables remote code execution […]

Read more
pr cp 118557 r2

Ubuntu 16.04 LTS initramfs BusyBox unable to mount root filesystem

🟡 Medium   ⏱ 5–30 min  Last verified: 20 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 […]

Read more
SLES 12 — ganglia-web — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — ganglia-web — vulnerability — 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-2022:3895-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-20378 Upstream summary: ganglia-web (aka Ganglia Web Frontend) through 3.7.5 allows XSS via the header.php ce parameter. Table of contents Symptom & Impact Environment & […]

Read more
pr cp 119093 r2

Ubuntu 14.04 LTS network service fails after reboot

🟡 Medium   ⏱ 5–30 min  Last verified: 20 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 […]

Read more
CentOS Stream 10 — nodejs22 — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 10

CentOS Stream 10 — nodejs22 — multiple vulnerabilities (16 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-2026:7080 Related CVEs: CVE-2026-1525 CVE-2026-1526 CVE-2026-1528 CVE-2026-21710 CVE-2026-2229 CVE-2026-25547 CVE-2026-26996 CVE-2026-27135  +8 more Upstream summary: Node.js is a platform built on Chrome's JavaScript runtime \ for easily building fast, scalable network […]

Read more
pr cp 111048 r2

Windows Server 2025 Slow Disk I/O on Storage Spaces Thin Provisioned Volume — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Windows Server 2025 📖 ~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 […]

Read more
CHAT