IT, Cloud & DevOps Blog

How to Install TimescaleDB on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install TimescaleDB on RHEL 10

Introduction Setting up install timescaledb on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install TimescaleDB on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and how to validate the result on […]

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openSUSE Tumbleweed — lldpd — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — lldpd — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory RHSA-2024:9158 (see also SUSE bugzilla) Related CVEs: CVE-2021-43612 CVE-2026-46433 Upstream summary: In lldpd before 1.0.13, when decoding SONMP packets in the sonmp_decode function, it's possible to trigger an out-of-bounds heap read via […]

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FreeBSD 15 — rubygem-carrierwave — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — rubygem-carrierwave — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Carrierwave — Multiple vulnerabilities Related CVEs: CVE-2021-21288 CVE-2021-21305 Upstream summary: Community reports: Fix Code Injection vulnerability in CarrierWave::RMagick Fix SSRF vulnerability in the remote file download feature Table of contents […]

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FreeBSD 13 — expat — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — expat — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 30 July 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Vulnerability found in Expat Related CVEs: CVE-2009-3560 CVE-2009-3720 CVE-2012-6702 CVE-2013-0340 CVE-2016-0718 CVE-2016-4472 CVE-2016-5300 CVE-2016-9063  +11 more Upstream summary: Expat 2.8.1 was released yesterday. The key motivation for cutting a release […]

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Debian 13 — ruby-rack-session — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — ruby-rack-session — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-46336 CVE-2026-39324 Upstream summary: Rack::Session is a session management implementation for Rack. In versions starting from 2.0.0 to before 2.1.1, when using the Rack::Session::Pool middleware, and provided the […]

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Common Problems 116089

Ubuntu 26.04 LTS – boot enters emergency mode and requests manual fsck

🟠 High   ⏱ 5–30 min  Last verified: 30 July 2026 Affected versions: Ubuntu 26.04 LTS Ubuntu 26.04 Ubuntu 26.04.1 📖 ~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 […]

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

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

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 10 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:19154 Related CVEs: CVE-2026-23868 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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Debian 13 — rzip — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — rzip — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 July 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-8364 Upstream summary: The read_buf function in stream.c in rzip 2.1 allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have […]

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How to Configure GitHub Actions Self-Hosted Runner on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure GitHub Actions Self-Hosted Runner on FreeBSD 15

Introduction How to Configure GitHub Actions Self-Hosted Runner 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 […]

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FreeBSD 15 — php55-xml — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — php55-xml — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php — multiple vulnerabilities Related CVEs: CVE-2016-3074 Upstream summary: The PHP Group reports: BCMath: Fixed bug #72093 (bcpowmod accepts negative scale and corrupts _one_ definition). Exif: Fixed bug #72094 (Out […]

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