Common Problems

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

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

  • September 6, 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-2022-40023 Upstream summary: pkgsrc audit-packages flagged py{27,36,37,38,39,310,311}-mako<1.2.2 for vulnerability class 'denial-of-service'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2022-40023 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Oracle Linux 9 — grafana security and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — grafana security and — enhancement update — new behaviour and fixes (ELSA-2023-2167)

  • September 6, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 6 September 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2167 Related CVEs: CVE-2022-41715 CVE-2022-39229 CVE-2022-2880 CVE-2022-27664 CVE-2022-35957 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Common Problems 120042

Debian 12 – nftables rules are not restored after reboot

  • September 6, 2023
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 6 September 2023 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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Amazon Linux 2023 — kernel-livepatch-6.1.34-58.102 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel-livepatch-6.1.34-58.102 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • September 6, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023LIVEPATCH-2023-013 Related CVEs: CVE-2023-3609 CVE-2023-3776 Upstream summary: A use-after-free vulnerability in the Linux kernel's net/sched: cls_u32 component can be exploited to achieve local privilege escalation. If tcf_change_indev() fails, u32_set_parms() will […]

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Common Problems 116931

Ubuntu 22.04 LTS – netplan apply fails due to YAML syntax error – Fix & Prevention

  • September 6, 2023
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 6 September 2023 Affected versions: Ubuntu 22.04 LTS 📖 ~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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NetBSD 9.4 — py-django-photologue — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — py-django-photologue — vulnerability — patch and remediation guide

  • September 6, 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 Related CVEs: CVE-2022-4526 Upstream summary: pkgsrc audit-packages flagged py{27,36,37,38,39,310,311}-django-photologue<3.16 for vulnerability class 'cross-site-scripting'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2022-4526 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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NetBSD 9.4 — lua54 — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — lua54 — multiple vulnerabilities (12 CVEs) — patch and remediation guide

  • September 6, 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 Related CVEs: CVE-2020-15888 CVE-2020-15889 CVE-2020-24342 CVE-2020-24369 CVE-2020-24371 CVE-2021-44964 CVE-2022-28805 CVE-2022-33099  +4 more Upstream summary: pkgsrc audit-packages flagged lua54<5.4.1 for vulnerability class 'heap-overflow'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-15888 Table of contents Symptom & Impact Environment […]

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NetBSD 9.4 — p5-XSLoader — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — p5-XSLoader — vulnerability — patch and remediation guide

  • September 6, 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-2016-6185 Upstream summary: pkgsrc audit-packages flagged p5-XSLoader-[0-9]* for vulnerability class 'arbitrary-code-execution'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6185 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Debian 12 — ruby-rmagick — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — ruby-rmagick — vulnerability — patch and remediation guide

  • September 6, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 6 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-5349 Upstream summary: A memory leak flaw was found in ruby-magick, an interface between Ruby and ImageMagick. This issue can lead to a denial of service (DOS) by […]

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Debian 12 — xmonad-contrib — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — xmonad-contrib — vulnerability — patch and remediation guide

  • September 6, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 6 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-1436 Upstream summary: The XMonad.Hooks.DynamicLog module in xmonad-contrib before 0.11.2 allows remote attackers to execute arbitrary commands via a web page title, which activates the commands when the […]

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