Mumble is a Voice Over IP (VoIP) application similar to TeamSpeak and Ventrilo. Mumble uses a client-server architecture, which allows users to talk to each other when connected to the same server. It has a simple administration interface and features low-latency, high-quality codecs. In this tutorial, we will learn how to install and configure Murmur – the server component of Mumble.
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read • Source: SUSE advisory SUSE-CU-2021:611-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-8927 Upstream summary: A buffer overflow exists in the Brotli library versions prior to 1.0.8 where an attacker controlling the input length of a "one-shot" […]
Elixir is a functional programming language that’s popular for its focus on developer productivity and ease of writing highly concurrent and scalable applications, while Phoenix is a web framework built on Elixir to allow for the creation of highly performant web applications. In this tutorial, you’ll combine Elixir and Phoenix with edeliver and Distillery to create a single command that builds, deploys, and hot-swaps Phoenix projects in production.
Today we will look into Bridge Design Pattern in java. When we have interface hierarchies in both interfaces as well as implementations, then bridge design pattern is used to decouple the interfaces from implementation and hiding the implementation details from the client programs. Bridge Design Pattern Just like [Adapter pattern](/community/tutorials/adapter-design-pattern-java "Adapter Design Pattern in Java […]
Hi Folks! In this article, we will have a look at the various ways to find the average of a list in a [Python List](/community/tutorials/python-list). In general, an average is a value that represents a whole set of data items or elements. Formula: Average = summation of numbers/total count. Techniques to find the average of […]
Once your Kubernetes cluster is running on RHEL 8, the next essential skill is deploying and managing application workloads using the two most fundamental resource types: Deployments and Services. A Deployment describes the desired state of your application pods and ensures that the specified number of replicas are always running, performing rolling updates and self-healing […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2023-2786 Related CVEs: CVE-2021-3782 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
🟢 Low ⏱ 5–15 min Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5331-2 Related CVEs: CVE-2018-16301 CVE-2020-8037 Upstream summary: USN-5331-1 fixed several vulnerabilities in tcpdump. This update provides the corresponding update for Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. Original advisory details: […]
🟡 Medium ⏱ 5–30 min Last verified: 19 May 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~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 […]
🟠 High ⏱ 5–30 min Last verified: 19 May 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~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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