Linux

Gentoo Linux — dev-util/rizin — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-util/rizin — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • March 6, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202209-06 Related CVEs: CVE-2022-34612 CVE-2022-36039 CVE-2022-36040 CVE-2022-36041 CVE-2022-36042 CVE-2022-36043 CVE-2022-36044 Upstream summary: Multiple vulnerabilities have been discovered in Rizin. Please review the CVE identifiers referenced below for details. Table of contents Symptom […]

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Oracle Linux 8 — php:7.4 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — php:7.4 — vulnerability — patch and remediation guide (ELSA-2022-5467)

  • March 6, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 6 March 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-5467 Related CVEs: CVE-2022-31626 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 8 — libtiff — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libtiff — vulnerability — patch and remediation guide (ELSA-2022-7585)

  • March 6, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 6 March 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7585 Related CVEs: CVE-2022-1355 CVE-2022-0865 CVE-2022-0908 CVE-2022-0924 CVE-2022-22844 CVE-2022-0562 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Cara Menyiapkan dan Mengonfigurasi Server OpenVPN pada Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Cara Menyiapkan dan Mengonfigurasi Server OpenVPN pada Ubuntu 20.04

  • March 6, 2023
  • Linux
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OpenVPN adalah aplikasi Jaringan Privat Virtual (VPN) yang memungkinkan Anda menciptakan dan bergabung dengan jaringan privat secara aman melalui Internet publik. Dalam tutorial ini, Anda akan mempelajari cara menginstal dan mengonfigurasi OpenVPN pada server Ubuntu 20.04 Focal menggunakan Elliptic Curve Cryptography (ECC) untuk konfigurasi VPN yang baru dan aman. Anda juga juga akan mempelajari cara menghubungkan klien Windows, MacOS, iOS, Android, dan Linux ke VPN Anda.

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Amazon Linux 2 — kernel-livepatch-4.14.355-280.679 — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-4.14.355-280.679 — vulnerability — patch and remediation guide

  • March 6, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2LIVEPATCH-2025-275 Related CVEs: CVE-2023-53530 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Use raw_smp_processor_id() instead of smp_processor_id() (CVE-2023-53530) Table of contents Symptom & Impact […]

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

Oracle Linux 9 — gmp security and — enhancement update — new behaviour and fixes (ELSA-2023-6661)

  • March 5, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 5 March 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-6661 Related CVEs: CVE-2021-43618 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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Common Problems 117410

Ubuntu 20.04 LTS Netplan Apply Drops Network Connectivity

  • March 5, 2023
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 5 March 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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Common Problems 114405

RHEL 9: subscription-manager Repositories Not Enabled

  • March 5, 2023
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 5 March 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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Debian 11 — advancecomp — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — advancecomp — multiple vulnerabilities (12 CVEs) — patch and remediation guide

  • March 5, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 5 March 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-1056 CVE-2019-8379 CVE-2019-8383 CVE-2019-9210 CVE-2022-35014 CVE-2022-35015 CVE-2022-35016 CVE-2022-35017  +4 more Upstream summary: An out-of-bounds heap buffer read flaw was found in the way advancecomp before 2.1-2018/02 handled processing […]

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Ubuntu 22.04 — ruby-sanitize — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — ruby-sanitize — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • March 5, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 5 March 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6748-1 Related CVEs: CVE-2023-23627 CVE-2023-36823 Upstream summary: It was discovered that Sanitize incorrectly handled noscript elements under certain circumstances. An attacker could possibly use this issue to execute a cross-site […]

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