Common Problems

SLES 16 — bcel — vulnerability — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — bcel — 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-2022:4306-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-42920 Upstream summary: Apache Commons BCEL has a number of APIs that would normally only allow changing specific class characteristics. However, due to an out-of-bounds […]

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Ubuntu 18.04 — avahi — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — avahi — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8269-1 Related CVEs: CVE-2026-24401 CVE-2026-34933 CVE-2025-68276 CVE-2025-68468 CVE-2025-68471 CVE-2023-38469 CVE-2023-38470 CVE-2023-38471  +7 more Upstream summary: It is discovered that Avahi incorrectly handled crafted input. A remote attacker could possibly use […]

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SLES 15 — python3-aiohttp — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — python3-aiohttp — multiple vulnerabilities (14 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-2026:0858-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-69227 CVE-2025-69228 CVE-2025-69229 CVE-2025-69223 CVE-2024-30251 CVE-2021-21330 CVE-2025-69225 CVE-2025-69224  +6 more Upstream summary: AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. Versions 3.13.2 […]

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pr cp 118565 r2

MySQL Fails to Start After Unclean Shutdown

🟡 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 […]

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SLES 12 — slurm — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — slurm — multiple vulnerabilities (6 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-2021:1787-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-31215 CVE-2023-41914 CVE-2023-49936 CVE-2023-49937 CVE-2023-49933 CVE-2023-49938 Upstream summary: SchedMD Slurm before 20.02.7 and 20.03.x through 20.11.x before 20.11.7 allows remote code execution as SlurmUser because […]

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pr cp 119088 r2

Inode Exhaustion Causes No Space Left on Device Errors on Ubuntu 14.04

🟡 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 […]

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CentOS Stream 10 — xorg-x11-server-Xwayland — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 10

CentOS Stream 10 — xorg-x11-server-Xwayland — multiple vulnerabilities (6 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-2026:11352 Related CVEs: CVE-2026-33999 CVE-2026-34001 CVE-2026-34003 CVE-2025-62229 CVE-2025-62230 CVE-2025-62231 Upstream summary: Xwayland is an X server for running X clients under Wayland. Security Fix(es): * xorg: xwayland: X.Org X server: Denial […]

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pr cp 119589 r2

Debian 13 systemd Timer or Cron Job Not Running

🟡 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 […]

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CentOS Stream 9 — fence-agents — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — fence-agents — multiple vulnerabilities (17 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-2026:13917 Related CVEs: CVE-2026-30922 CVE-2026-23490 CVE-2025-66418 CVE-2025-66471 CVE-2026-21441 CVE-2024-56201 CVE-2024-56326 CVE-2024-6345  +9 more Upstream summary: The fence-agents packages provide a collection of scripts for handling remote power management for cluster devices. […]

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pr cp 120118 r2

Debian 12: High CPU from runaway cron task

🟡 Medium   ⏱ 5–30 min  Last verified: 20 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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