Operations

NetBSD 9.4 — slurm-wlm — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — slurm-wlm — multiple vulnerabilities (12 CVEs) — patch and remediation guide

  • June 5, 2023
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2019-19728 CVE-2021-31215 CVE-2022-29501 CVE-2022-29502 CVE-2019-12838 CVE-2019-6438 CVE-2020-12693 CVE-2020-27745  +4 more Upstream summary: pkgsrc audit-packages flagged slurm-wlm<18.08.9 for vulnerability class 'privilege-escalation'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2019-19728 Table of contents Symptom & Impact Environment […]

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AlmaLinux 9 — perl — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — perl — vulnerability — patch and remediation guide

  • June 4, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2024:2228 Related CVEs: CVE-2023-47038 Upstream summary: Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): * perl: Write past buffer end via […]

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Oracle Linux 9 — 5 Known Issues — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — 5 Known Issues (5-KNOWN-ISSUES)

  • June 4, 2023
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 4 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: Oracle Bug OLRNT-ol9-issues-known 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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How to Configure Oracle Linux 9 with Secure Boot — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure Oracle Linux 9 with Secure Boot

Introduction Setting up configure oracle linux 9 with secure boot on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure Oracle Linux 9 with Secure Boot, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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NetBSD 9.4 — xentools45 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — xentools45 — vulnerability — patch and remediation guide

  • June 4, 2023
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged xentools45<4.5.0nb2 for vulnerability class 'unexpected-backend'. Reference: https://xenbits.xen.org/xsa/#XSA-119 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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AlmaLinux 8 — libksba — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libksba — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • June 4, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2023:0625 Related CVEs: CVE-2022-47629 CVE-2022-3515 Upstream summary: KSBA (pronounced Kasbah) is a library to make X.509 certificates as well as the CMS easily accessible by other applications. Both specifications are building blocks […]

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How to Set Up Loki and Promtail for Log Aggregation on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Set Up Loki and Promtail for Log Aggregation on RHEL 9

  • June 4, 2023
  • Linux
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Grafana Loki is a horizontally scalable, highly available log aggregation system designed to be cost-effective by indexing only metadata labels rather than full log content. Promtail is its companion agent that tails log files and ships them to Loki. Compared to the ELK stack, Loki is significantly lighter on resources, making it an excellent choice […]

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Common Problems 111729

Windows Server 2022 — Cumulative Update Installation Fails with 0x800f0922 — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 4 June 2023 Affected versions: Windows Server 2022 📖 ~1 min read Table of contents Symptom & Impact Quick Checks Deep Diagnosis Primary Fix Verification Prevention & Hardening Symptom & Impact Monthly cumulative updates fail repeatedly with rollback cycles and prolonged maintenance windows. Security patch compliance drops […]

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openSUSE Tumbleweed — nekohtml — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — nekohtml — vulnerability — patch and remediation guide

  • June 4, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:712-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-28366 Upstream summary: Certain Neko-related HTML parsers allow a denial of service via crafted Processing Instruction (PI) input that causes excessive heap memory consumption. In […]

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Alpine Linux edge — gitlab-runner — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — gitlab-runner — vulnerability — patch and remediation guide

  • June 4, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 15.10.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — gitlab-runner 15.10.0-r0 Related CVEs: CVE-2022-1996 Upstream summary: Alpine community repository for vedge ships gitlab-runner 15.10.0-r0 which addresses CVE-2022-1996. Table of contents Symptom & Impact Environment […]

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