Linux

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

Ubuntu 20.04 — pcl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 March 2025 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7227-1 Related CVEs: CVE-2024-53432 Upstream summary: It was discovered that PCL incorrectly handled certain malformed files. If a user or automated system were tricked into opening a specially crafted file, […]

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Amazon Linux 2023 — libreswan — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — libreswan — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2024-621 Related CVEs: CVE-2024-3652 CVE-2024-2357 Upstream summary: The Libreswan Project was notified of an issue causing libreswan to restart when using IKEv1 without specifying an esp= line. When the peer […]

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Ubuntu 24.04 — proftpd-dfsg — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — proftpd-dfsg — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 29 March 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7297-1 Related CVEs: CVE-2023-48795 CVE-2023-51713 CVE-2024-48651 Upstream summary: Fabian Bäumer, Marcus Brinkmann, and Jörg Schwenk discovered that the transport protocol implementation in ProFTPD had weak integrity checks. An attacker could […]

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Oracle Linux 9 — fence-agents — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — fence-agents — vulnerability — patch and remediation guide (ELSA-2024-4422)

🟡 Medium   ⏱ 10–30 min  Last verified: 29 March 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-4422 Related CVEs: CVE-2024-37891 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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Amazon Linux 2023 — cuda-13-0 — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — cuda-13-0 — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023NVIDIA-2025-194 Related CVEs: CVE-2025-23248 CVE-2025-23255 CVE-2025-23271 CVE-2025-23273 CVE-2025-23274 CVE-2025-23275 CVE-2025-23308 CVE-2025-23338  +3 more Upstream summary: NVIDIA CUDA Toolkit for all platforms contains a vulnerability in the nvdisasm binary where a […]

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Oracle Linux 8 — httpd:2.4 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — httpd:2.4 — vulnerability — patch and remediation guide (ELSA-2024-4720)

🟠 High   ⏱ 15–60 min  Last verified: 29 March 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-4720 Related CVEs: CVE-2024-38475 CVE-2024-38477 CVE-2024-38473 CVE-2024-39573 CVE-2024-38474 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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Alpine Linux edge — putty — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — putty — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 0.81-r0 📖 ~4 min read  •  Source: Alpine secdb entry — putty 0.81-r0 Related CVEs: CVE-2024-31497 CVE-2023-48795 CVE-2021-36367 CVE-2020-14002 CVE-2019-17068 CVE-2019-17069 CVE-2019-9894 CVE-2019-9895  +2 more Upstream summary: Alpine community repository for vedge ships putty 0.81-r0 which […]

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Oracle Linux 9 — bind9.18 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — bind9.18 — vulnerability — patch and remediation guide (ELSA-2025-21111)

🟠 High   ⏱ 15–60 min  Last verified: 29 March 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-21111 Related CVEs: CVE-2025-40778 CVE-2025-40780 CVE-2025-8677 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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openSUSE Tumbleweed — rpi-imager — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — rpi-imager — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:02522-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-5916 Upstream summary: A vulnerability has been identified in the libarchive library. This flaw involves an integer overflow that can be triggered when processing a […]

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How to Configure Chef Client on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Configure Chef Client on CentOS Stream 10

Introduction CentOS Stream 10 ships with a stable, security-hardened base that makes deploying configure chef client on centos stream 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure Chef Client on CentOS Stream 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for […]

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