August 2023 - Page 29 of 75

Debian 12 — python-gnupg — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — python-gnupg — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-7323 CVE-2014-1927 CVE-2014-1928 CVE-2014-1929 CVE-2019-6690 Upstream summary: python-gnupg before 0.3.5 allows context-dependent attackers to execute arbitrary commands via shell metacharacters in unspecified vectors. Table of contents Symptom & […]

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Common Problems 111672

Windows Server 2022 — VXLAN overlay endpoints cannot reach each other — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 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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How to Set Up FluxCD on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up FluxCD on Oracle Linux 9

Introduction This tutorial demonstrates how to Set Up FluxCD on Oracle Linux 9 on Oracle Linux 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered Oracle Linux 9 system with the default […]

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Debian 11 — ruby-commonmarker — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ruby-commonmarker — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-5238 CVE-2022-24724 CVE-2022-39209 CVE-2023-22483 CVE-2023-22484 CVE-2023-22485 CVE-2023-22486 CVE-2023-24824  +3 more Upstream summary: The table extension in GitHub Flavored Markdown before version 0.29.0.gfm.1 takes O(n * n) time to […]

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Debian 12 — svgpp — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — svgpp — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-6245 CVE-2019-6246 CVE-2019-6247 CVE-2021-44960 Upstream summary: An issue was discovered in Anti-Grain Geometry (AGG) 2.4 as used in SVG++ (aka svgpp) 1.2.3. In the function agg::cell_aa::not_equal, dx is […]

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Ubuntu 22.04 — mplayer — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — mplayer — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5895-1 Related CVEs: CVE-2022-38850 CVE-2022-38851 CVE-2022-38855 CVE-2022-38858 CVE-2022-38860 CVE-2022-38861 CVE-2022-38863 CVE-2022-38864  +2 more Upstream summary: It was discovered that MPlayer could be made to divide by zero when processing certain […]

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Ubuntu 20.04にAptを使用してJavaをインストールする方法 — step-by-step Linux tutorial on Progressive Robot

Ubuntu 20.04にAptを使用してJavaをインストールする方法

このガイドでは、`apt`を使用して、Java Runtime Environment (JRE)と Java Developer Kit (JDK)のさまざまなバージョンをUbuntu 18.04にインストールします。OpenJDKとOracleの公式JDKをインストールします。次にプロジェクトに使用するバージョンを選択します。 終了したら、JDKを使用してソフトウェアを開発したり、Java Runtimeを使用してソフトウェアを実行したりできます。

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Ubuntu 20.04 — cjose — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — cjose — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6307-1 Related CVEs: CVE-2023-37464 Upstream summary: It was discovered that JOSE for C/C++ AES GCM decryption routine incorrectly uses the Tag length from the actual Authentication Tag provided in the […]

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

Oracle Linux 9 — GraalVM — vulnerability — patch and remediation guide (ELSA-2023-12682)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12682 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 […]

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