February 2020 - Page 38 of 64

SLES 12 — python-cryptography — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — python-cryptography — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2021:197-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-36242 CVE-2020-25659 Upstream summary: In the cryptography package before 3.3.2 for Python, certain sequences of update calls to symmetrically encrypt multi-GB values could result in […]

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How To Design a Document Schema in MongoDB — step-by-step Databases tutorial on Progressive Robot

How To Design a Document Schema in MongoDB

Document-oriented databases like MongoDB make it possible to break free from rigidity and limitations of the relational model. However, the flexibility and freedom from being able to store self-descriptive documents in the database can lead to other pitfalls and difficulties. This conceptual article outlines the common guidelines related to schema design in a document-oriented database and typical ways to model relationships between data.

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openSUSE Tumbleweed — libdmx1 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libdmx1 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2013:1103-1 (see also SUSE bugzilla) Related CVEs: CVE-2013-1992 Upstream summary: Multiple integer overflows in X.org libdmx 1.1.2 and earlier allow X servers to trigger allocation of insufficient memory and a buffer overflow […]

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Common Problems 118496

Ubuntu 16.04 LTS – /var reaches 100 percent and services fail

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Ubuntu 16.04 LTS Ubuntu 16.04 Ubuntu 16.04.7 📖 ~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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Common Problems 114000

RHEL 10 – auditd log flood causes high I/O and delayed journald processing – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: RHEL 10.0 RHEL 10.1 📖 ~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 & Hardening Related […]

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How to Install Terraform on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Install Terraform on Windows Server 2012 R2

How to Install Terraform on Windows Server 2012 R2 Terraform is HashiCorp’s infrastructure-as-code tool that enables you to define, provision, and manage cloud and on-premises infrastructure using declarative configuration files. On Windows Server 2012 R2, Terraform runs as a standalone binary with no installation wizard or service required — you simply extract the executable and […]

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How to Install Nagios on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Install Nagios on SLES 15

Introduction This tutorial covers How to Install Nagios on SLES 15 on SLES 15. SLES 15 (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 15 system is up to date: zypper refresh && […]

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FreeBSD 12 — py310-twisted — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py310-twisted — 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: py-twisted — cookie and authorization headers are leaked when following cross-origin redirects Upstream summary: Twisted developers report: Cookie and Authorization headers are leaked when following cross-origin redirects in twited.web.client.RedirectAgent and […]

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