Linux

Debian 12 — node-json5 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — node-json5 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 8 December 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-46175 Upstream summary: JSON5 is an extension to the popular JSON file format that aims to be easier to write and maintain by hand (e.g. for config files). […]

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Debian 12 — partclone — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — partclone — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 December 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-10721 CVE-2016-10722 CVE-2017-6596 Upstream summary: partclone.restore in Partclone 0.2.87 is prone to a heap-based buffer overflow vulnerability due to insufficient validation of the partclone image header. An attacker […]

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Ubuntu 22.04 — llvm-toolchain-15 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — llvm-toolchain-15 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 December 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6258-1 Related CVEs: CVE-2023-29932 CVE-2023-29933 CVE-2023-29934 CVE-2023-29939 Upstream summary: It was discovered that LLVM Toolchain did not properly manage memory under certain circumstances. If a user were tricked into opening […]

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

openSUSE Tumbleweed — dino — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2023-28686 Upstream summary: Dino before 0.2.3, 0.3.x before 0.3.2, and 0.4.x before 0.4.2 allows attackers to modify the personal bookmark store via a crafted message. […]

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

Oracle Linux 9 — libvirt — vulnerability — patch and remediation guide (ELSA-2023-3715)

🟡 Medium   ⏱ 10–30 min  Last verified: 8 December 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-3715 Related CVEs: CVE-2023-2700 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 — systemd — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — systemd — vulnerability — patch and remediation guide (ELSA-2023-0954)

🟡 Medium   ⏱ 10–30 min  Last verified: 8 December 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0954 Related CVEs: CVE-2022-45873 CVE-2022-4415 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Oracle Linux 8 — edk2 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — edk2 — vulnerability — patch and remediation guide (ELSA-2024-12343)

🟡 Medium   ⏱ 10–30 min  Last verified: 8 December 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-12343 Related CVEs: CVE-2023-45230 CVE-2023-45231 CVE-2022-36764 CVE-2022-36765 CVE-2023-45229 CVE-2023-45232 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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

Oracle Linux 9 — samba — vulnerability — patch and remediation guide (ELSA-2023-6744)

🟡 Medium   ⏱ 10–30 min  Last verified: 8 December 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6744 Related CVEs: CVE-2023-3961 CVE-2023-4091 CVE-2023-42669 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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Common Problems 114513

RHEL 9 firewalld rich rules not applying as expected

🟡 Medium   ⏱ 5–30 min  Last verified: 8 December 2023 📖 ~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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Oracle Linux 8 — squid:4 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — squid:4 — vulnerability — patch and remediation guide (ELSA-2023-6267)

🔴 Critical   ⏱ 15–90 min  Last verified: 8 December 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6267 Related CVEs: CVE-2023-46847 CVE-2023-46846 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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