Package Management

openSUSE Tumbleweed — uranium-firmware-lulzbot — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — uranium-firmware-lulzbot — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory Related CVEs: CVE-2018-1000537 Upstream summary: Marlin Firmware Marlin version 1.1.x and earlier contains a Buffer Overflow vulnerability in cardreader.cpp (Depending on branch/version) that can result in Arbitrary code execution. This attack […]

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Arch Linux — ed — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — ed — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201701-31 Related CVEs: CVE-2017-5357 Upstream summary: Type: denial of service. Status: Fixed. Affected: 1.14-1. Fixed in: 1.14.1-1. Group: AVG-145. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 12 — monotone — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — monotone — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: monotone — remote denial of service in default setup Upstream summary: The monotone developers report: Running "mtn ''" or "mtn ls ''" doesn't cause an internal error anymore. In monotone […]

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Ubuntu 18.04 — util-linux — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — util-linux — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4512-1 Related CVEs: CVE-2018-7738 Upstream summary: It was discovered that the umount bash completion script shipped in util-linux incorrectly handled certain mountpoints. If a local attacker were able to create […]

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FreeBSD 12 — php56-gd — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — php56-gd — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libgd — integer overflow which could lead to heap buffer overflow Related CVEs: CVE-2013-7456 CVE-2015-4643 CVE-2015-4644 CVE-2015-8874 CVE-2015-8879 CVE-2016-3074 CVE-2016-4343 CVE-2016-5093  +12 more Upstream summary: LibGD reports: An integer overflow […]

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How to Install Composer on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install Composer on RHEL 9

Composer is the de facto dependency manager for PHP. It resolves and installs PHP library dependencies declared in a project’s composer.json manifest, downloads them from Packagist (the central PHP package repository), generates an optimised autoloader, and manages version constraints with semantic versioning. Composer transformed PHP development by enabling the modern package-based ecosystem — frameworks like […]

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Amazon Linux 2 — mod_auth_openidc — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — mod_auth_openidc — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2019-1329 Related CVEs: CVE-2017-6059 CVE-2017-6413 CVE-2019-14857 CVE-2019-20479 Upstream summary: A text injection flaw was found in how mod_auth_openidc handled error pages. An attacker could potentially use this flaw to conduct […]

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How to Set Up Rancher on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Set Up Rancher on SLES 12

Introduction This tutorial covers How to Set Up Rancher on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: zypper refresh […]

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FreeBSD 12 — ircd-ratbox — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ircd-ratbox — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ircd-ratbox and charybdis — remote DoS vulnerability Related CVEs: CVE-2009-4016 CVE-2010-0300 Upstream summary: atheme.org reports: All versions of Charybdis are vulnerable to a remotely-triggered crash bug caused by code originating […]

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Common Problems 114003

RHEL 10 – auditd backlog overflow causes dropped audit events – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: RHEL 10 📖 ~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 & Hardening Related Errors & […]

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CHAT