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How to Configure Chrony for Time Synchronization on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Configure Chrony for Time Synchronization on RHEL 10

Introduction Setting up configure chrony for time synchronization on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure Chrony for Time Synchronization on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and […]

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How to Configure Docker Overlay Networking on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure Docker Overlay Networking on FreeBSD 15

Introduction How to Configure Docker Overlay Networking on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]

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SLES 16 — nghttp2 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — nghttp2 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 June 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory RHSA-2026:7080 (see also SUSE bugzilla) Related CVEs: CVE-2026-27135 CVE-2019-18802 CVE-2020-11080 CVE-2023-35945 CVE-2024-28182 CVE-2018-1000168 CVE-2016-1544 Upstream summary: nghttp2 is an implementation of the Hypertext Transfer Protocol version 2 in C. Prior to version […]

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Red Hat Enterprise Linux 10 — galera — vulnerability — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 10

Red Hat Enterprise Linux 10 — galera — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 10 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:19021 Related CVEs: CVE-2026-32710 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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SLES 16 — corosync — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — corosync — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 June 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory RHSA-2026:13644 (see also SUSE bugzilla) Related CVEs: CVE-2026-35091 CVE-2026-35092 Upstream summary: A flaw was found in Corosync. A remote unauthenticated attacker can exploit a wrong return value vulnerability in the Corosync membership […]

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Oracle Linux 10 — .NET 8.0 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — .NET 8.0 — vulnerability — patch and remediation guide (ELSA-2025-8814)

🟠 High   ⏱ 15–60 min  Last verified: 14 June 2026 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-8814 Related CVEs: CVE-2025-30399 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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openSUSE Tumbleweed — perl-Crypt-SaltedHash — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — perl-Crypt-SaltedHash — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2026-47372 CVE-2026-47373 Upstream summary: Crypt::SaltedHash versions through 0.09 for Perl generate insecure random values for salts. These versions use the built-in rand function, which is […]

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FreeBSD 15 — qemu-sbruno — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — qemu-sbruno — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: qemu — denial of service vulnerability Related CVEs: CVE-2015-1779 CVE-2015-3209 CVE-2015-3214 CVE-2015-3456 CVE-2015-5154 CVE-2015-5158 CVE-2015-5165 CVE-2015-5166  +12 more Upstream summary: Daniel P. Berrange reports: The VNC server websockets decoder will […]

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Debian 13 — libarchive — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libarchive — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 June 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-5680 CVE-2007-3641 CVE-2007-3644 CVE-2007-3645 CVE-2010-4666 CVE-2011-1777 CVE-2011-1778 CVE-2011-1779  +12 more Upstream summary: The libarchive library in FreeBSD 6-STABLE after 2006-09-05 and before 2006-11-08 allows context-dependent attackers to cause […]

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How to Install Go on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install Go on FreeBSD 15

Introduction How to Install Go on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, and […]

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