September 2023 - Page 22 of 72

Ubuntu 22.04 — linux-oem-5.17 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — linux-oem-5.17 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • September 22, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6247-1 Related CVEs: CVE-2022-2663 CVE-2022-3635 CVE-2022-47929 CVE-2023-2860 CVE-2023-31248 CVE-2023-35001 CVE-2022-4842 CVE-2023-0597  +12 more Upstream summary: David Leadbeater discovered that the netfilter IRC protocol tracking implementation in the Linux Kernel incorrectly […]

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Oracle Linux 9 — krb5 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — krb5 — vulnerability — patch and remediation guide (ELSA-2022-8637)

  • September 22, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-8637 Related CVEs: CVE-2022-42898 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Oracle Linux 9 — zlib — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — zlib — vulnerability — patch and remediation guide (ELSA-2022-4584)

  • September 22, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-4584 Related CVEs: CVE-2018-25032 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Oracle Linux 9 — bind — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — bind — vulnerability — patch and remediation guide (ELSA-2024-2551)

  • September 22, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-2551 Related CVEs: CVE-2023-4408 CVE-2023-5517 CVE-2023-50868 CVE-2023-50387 CVE-2023-5679 CVE-2023-6516 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Common Problems 117050

Ubuntu 22.04 LTS ext4 Filesystem Remounted Read-Only After I/O Errors

  • September 22, 2023
  • Linux
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🟡 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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How to Set Up WordPress with Nginx on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up WordPress with Nginx on Debian 12

  • September 22, 2023
  • Linux
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Introduction This guide explains how to Set Up WordPress with Nginx on Debian 12 on Debian 12 Bookworm. Debian Bookworm uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 12 install with […]

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NetBSD 9.4 — py-cleo — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — py-cleo — vulnerability — patch and remediation guide

  • September 21, 2023
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2022-42966 Upstream summary: pkgsrc audit-packages flagged py{27,36,37,38,39,310,311}-cleo-[0-9]* for vulnerability class 'denial-of-service'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2022-42966 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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NetBSD 9.4 — php-5.0.[0123]* — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — php — vulnerability — patch and remediation guide

  • September 21, 2023
  • BSD
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🟢 Low   ⏱ 5–15 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 {ap-,}php for vulnerability class 'denial-of-service'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0524 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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NetBSD 9.4 — sun-j7 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — sun-j7 — vulnerability — patch and remediation guide

  • September 21, 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 sun-j{re,dk}7<7.0.71 for vulnerability class 'multiple-vulnerabilities'. Reference: http://secunia.com/advisories/62516 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Alpine Linux edge — qt5-qtbase — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — qt5-qtbase — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • September 21, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 5.15.9_git20230505-r0 📖 ~4 min read  •  Source: Alpine secdb entry — qt5-qtbase 5.15.9_git20230505-r0 Related CVEs: CVE-2023-32762 CVE-2023-32763 CVE-2020-17507 Upstream summary: Alpine community repository for vedge ships qt5-qtbase 5.15.9_git20230505-r0 which addresses CVE-2023-32762. Table of contents Symptom & […]

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