Linux

SLES 15 — rtkit — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — rtkit — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 24 November 2019 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2013-4326 Upstream summary: RealtimeKit (aka rtkit) 0.5 does not properly use D-Bus for communication with a polkit authority, which allows local users to bypass intended […]

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openSUSE Tumbleweed — ioquake3 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — ioquake3 — multiple vulnerabilities (2 CVEs) — 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-2006-2082 CVE-2006-2236 Upstream summary: Directory traversal vulnerability in Quake 3 engine, as used in products including Quake3 Arena, Return to Castle Wolfenstein, Wolfenstein: Enemy Territory, and Star Trek Voyager: […]

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What is Linux? — step-by-step Linux tutorial on Progressive Robot

What is Linux?

Generally, Linux refers to a group of open-source operating system distributions built around the Linux kernel. In the strictest sense, Linux refers only to the presence of the kernel itself. Linus Torvalds first released the Linux operating system kernel in 1991, as an alternative to Unix, a…

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Initial Server Setup with Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

Initial Server Setup with Ubuntu 18.04

This guide will walk you through a few procedures that you should take early on in order to create a solid foundation for your new Ubuntu 18.04 server, before moving on to installing and configuring any software or services.

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How To Install Apache mod_spdy on a Debian 7 VPS — step-by-step Linux tutorial on Progressive Robot

How To Install Apache mod_spdy on a Debian 7 VPS

Apache mod_spdy is an open source Apache module that allows Apache web servers to serve HTTPS requests using the SPDY protocol. SPDY (pronounced as “SPeeDY”) is a new protocol created to address speed related problems with the HTTP protocol; it allows the client and server to pass multiple requests over a single connection, compress request and response headers, and all the server to push site resources to the client without the client requesting them.

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Common Problems 114971

RHEL 8 NFS Mount Returning Stale File Handle Errors

🟡 Medium   ⏱ 5–30 min  Last verified: 22 November 2019 📖 ~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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openSUSE Tumbleweed — xscreensaver — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — xscreensaver — 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-2015:2053-1 (see also SUSE bugzilla) Related CVEs: CVE-2015-8025 Upstream summary: driver/subprocs.c in XScreenSaver before 5.34 does not properly perform an internal consistency check, which allows physically proximate attackers to bypass the lock […]

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Alpine Linux edge — nfdump — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — nfdump — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.6.18-r0 📖 ~4 min read  •  Source: Alpine secdb entry — nfdump 1.6.18-r0 Related CVEs: CVE-2019-14459 CVE-2019-1010057 Upstream summary: Alpine main repository for vedge ships nfdump 1.6.18-r0 which addresses CVE-2019-14459. Table of contents Symptom & Impact […]

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