October 2021 - Page 49 of 66

How To Define and Call Functions in Go — step-by-step Programming tutorial on Progressive Robot

How To Define and Call Functions in Go

A function is a section of code that, once defined, can be reused. Functions are used to make your code easier to understand by breaking it into small, understandable tasks that can be used more than once throughout your program. In this tutorial, we’ll go over how to define your own functions to use in your coding projects.

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openSUSE Tumbleweed — python39-numpy — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python39-numpy — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2022:1064-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-41495 CVE-2021-41496 Upstream summary: Null Pointer Dereference vulnerability exists in numpy.sort in NumPy &lt and 1.19 in the PyArray_DescrNew function due to missing return-value validation, […]

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Debian 11 — openssl — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — openssl — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 9 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2000-1254 CVE-2002-0655 CVE-2002-0656 CVE-2002-0657 CVE-2002-0659 CVE-2002-1568 CVE-2003-0078 CVE-2003-0131  +12 more Upstream summary: crypto/rsa/rsa_gen.c in OpenSSL before 0.9.6 mishandles C bitwise-shift operations that exceed the size of an expression, […]

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Oracle Linux 8 — .NET 5.0 security and bugfix update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — .NET 5.0 security and bugfix update (ELSA-2021-2353)

🟠 High   ⏱ 15–60 min  Last verified: 8 October 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-2353 Related CVEs: CVE-2021-31957 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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Common Problems 115564

Conflicting Time Daemons Cause Clock Instability

🟡 Medium   ⏱ 5–30 min  Last verified: 8 October 2021 📖 ~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 & Cross-Refs References & Further […]

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

AlmaLinux 8 — tzdata — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2022:2012 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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How to Perform a CIS Benchmark Audit on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Perform a CIS Benchmark Audit on SLES 15

Introduction This tutorial covers How to Perform a CIS Benchmark Audit 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: […]

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FreeBSD 13 — kafka — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — kafka — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 8 October 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: kafka — Denial Of Service vulnerability Related CVEs: CVE-2020-36518 Upstream summary: NIST reports: jackson-databind before 2.13.0 allows a Java StackOverflow exception and denial of service via a large depth of […]

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Common Problems 114938

RHEL 8 SELinux Denies HTTPD Write Access to Application Path

🟡 Medium   ⏱ 5–30 min  Last verified: 8 October 2021 📖 ~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 & Cross-Refs References & Further […]

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