Linux

Alpine Linux 3.20 — putty — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — putty — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / 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 vv3.20 ships putty 0.81-r0 which […]

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

Oracle Linux 9 — libtiff — vulnerability — patch and remediation guide (ELSA-2025-19113)

🟠 High   ⏱ 15–60 min  Last verified: 29 June 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-19113 Related CVEs: CVE-2025-9900 CVE-2025-8176 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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Red Hat Enterprise Linux 9 — NetworkManager — vulnerability — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 9

Red Hat Enterprise Linux 9 — NetworkManager — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 9 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:18597 Related CVEs: CVE-2025-9615 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 3.19 — redis — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — redis — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 7.2.9-r0 📖 ~4 min read  •  Source: Alpine secdb entry — redis 7.2.9-r0 Related CVEs: CVE-2025-27151 CVE-2025-21605 CVE-2024-46981 CVE-2024-51741 CVE-2024-31227 CVE-2024-31228 CVE-2024-31449 CVE-2023-41056  +12 more Upstream summary: Alpine main repository for vv3.19 ships redis 7.2.9-r0 which […]

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

Oracle Linux 8 — kernel — vulnerability — patch and remediation guide (ELSA-2025-8056)

🟠 High   ⏱ 15–60 min  Last verified: 29 June 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-8056 Related CVEs: CVE-2024-44970 CVE-2024-40906 CVE-2025-21756 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 Leap 15.6 — libtpms0 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — libtpms0 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory ESSA-2025:3052 (see also SUSE bugzilla) Related CVEs: CVE-2025-49133 Upstream summary: Libtpms is a library that targets the integration of TPM functionality into hypervisors, primarily into Qemu. Libtpms, which is derived from […]

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CentOS Stream 10 — podman — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 10

CentOS Stream 10 — podman — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 29 June 2025 Affected versions: CentOS Stream 10 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:3336 Related CVEs: CVE-2025-61726 CVE-2025-61728 CVE-2025-61729 CVE-2025-68121 CVE-2025-47913 CVE-2025-52881 CVE-2025-47907 CVE-2025-9566  +3 more Upstream summary: The podman tool manages pods, container images, and containers. It is part of the libpod library, […]

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openSUSE Leap 15.6 — libxslt1 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — libxslt1 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:20892-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-11731 CVE-2024-55549 CVE-2025-24855 CVE-2023-40403 Upstream summary: A flaw was found in the exsltFuncResultComp() function of libxslt, which handles EXSLT <func:result> elements during stylesheet parsing. […]

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How to Configure PTP Time Sync on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Configure PTP Time Sync on RHEL 10

Introduction How to Configure PTP Time Sync on RHEL 10 on RHEL 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is reproducible […]

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How to Set Up STONITH for Cluster Fencing on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Set Up STONITH for Cluster Fencing on CentOS Stream 10

Introduction CentOS Stream 10 ships with a stable, security-hardened base that makes deploying set up stonith for cluster fencing on centos stream 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up STONITH for Cluster Fencing on CentOS Stream 10, including dnf module streams where applicable, systemd unit management, […]

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