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Gentoo Linux — app-text/qpdf — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — app-text/qpdf — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202401-20 Related CVEs: CVE-2021-36978 Upstream summary: A vulnerability has been discovered in QPDF. Please review the CVE identifier referenced below for details. Table of contents Symptom & Impact Environment & Reproduction Root […]

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Ubuntu 16.04 — jqueryui — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — jqueryui — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 13 March 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6419-1 Related CVEs: CVE-2016-7103 CVE-2021-41182 CVE-2021-41183 CVE-2021-41184 CVE-2022-31160 Upstream summary: Hong Phat Ly discovered that jQuery UI did not properly manage parameters from untrusted sources, which could lead to arbitrary […]

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

Oracle Linux 8 — gupnp — vulnerability — patch and remediation guide (ELSA-2021-2363)

🟠 High   ⏱ 15–60 min  Last verified: 13 March 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-2363 Related CVEs: CVE-2021-33516 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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How to Configure Grafana Alerting on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure Grafana Alerting on Debian 11

Introduction Deploying configure grafana alerting on debian 11 on a Debian 11 Bullseye machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Before you begin, […]

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How to Manage Users and Groups on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Manage Users and Groups on CentOS Stream 9

Introduction This tutorial demonstrates how to Manage Users and Groups on CentOS Stream 9 on CentOS Stream 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 CentOS Stream 9 system with the […]

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IBM AIX 7.3 — CVE-2018-1751 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2018-1751 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 12 March 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2018-1751, IBM Support Bulletin CVE: CVE-2018-1751 NVD summary: IBM Security Key Lifecycle Manager 3.0 through 3.0.0.2 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. […]

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AlmaLinux 8 — diffutils — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — diffutils — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2020:1853 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 13 — py34-pygments — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py34-pygments — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: pygments — shell injection vulnerability Related CVEs: CVE-2015-8557 Upstream summary: NVD reports: The FontManager._get_nix_font_path function in formatters/img.py in Pygments 1.2.2 through 2.0.2 allows remote attackers to execute arbitrary commands via […]

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FreeBSD 13 — torcs — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — torcs — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: plib — remote code execution via buffer overflow Related CVEs: CVE-2010-3384 CVE-2011-4620 Upstream summary: Secunia reports: A vulnerability has been discovered in PLIB, which can be exploited by malicious people […]

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