August 2023 - Page 49 of 75

Ubuntu 22.04 — libhtml-stripscripts-perl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libhtml-stripscripts-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6100-1 Related CVEs: CVE-2023-24038 Upstream summary: It was discovered that HTML::StripScripts does not properly parse HTML content with certain style attributes. A remote attacker could use this issue to cause […]

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

Oracle Linux 9 — thunderbird — vulnerability — patch and remediation guide (ELSA-2022-7026)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7026 Related CVEs: CVE-2022-40674 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 — kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — kernel — vulnerability — patch and remediation guide (ELSA-2023-12836)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12836 Related CVEs: CVE-2023-20593 CVE-2023-3610 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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CentOS Stream 9 — dnsmasq — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — dnsmasq — multiple vulnerabilities (4 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-2024:1334 Related CVEs: CVE-2023-50387 CVE-2023-50868 CVE-2023-28450 CVE-2022-0934 Upstream summary: The dnsmasq packages contain Dnsmasq, a lightweight DNS (Domain Name Server) forwarder and DHCP (Dynamic Host Configuration Protocol) server. Security Fix(es): * […]

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How to Set Up Yubikey Authentication on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up Yubikey Authentication on Debian 12

Introduction How to Set Up Yubikey Authentication on Debian 12 is a fundamental operation for any administrator maintaining a Debian 12 Bookworm server. Debian 12 Bookworm ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 12. […]

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Common Problems 111767

Windows Server 2022 — RRAS NAT service stops after reboot — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 29 May 2026 Affected versions: Windows Server 2022 📖 ~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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Windows Server 2022 — KB5022353 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5022353 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5022353 • MSRC update-guide entry Related CVEs: CVE-2023-21535 CVE-2023-21546 CVE-2023-21543 CVE-2023-21548 CVE-2023-21555 CVE-2023-21556 CVE-2023-21561 CVE-2023-21679  +12 more Affected components: Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root […]

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

NetBSD 9.4 — tremor — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 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 tremor<1.0.2.20180316 for vulnerability class 'remote-code-execution'. Reference: https://www.mozilla.org/en-US/security/advisories/mfsa2018-08/ 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 — sqwebmail — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — sqwebmail — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 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 sqwebmail<4.0.0 for vulnerability class 'remote-code-execution'. Reference: http://www.securityfocus.com/bid/9845 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Oracle Linux 9 — nodejs and nodejs-nodemon security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — nodejs and nodejs-nodemon security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2023-0321)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0321 Related CVEs: CVE-2022-43548 CVE-2022-35256 CVE-2021-44906 CVE-2022-3517 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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