🟡 Medium ⏱ 5–30 min Last verified: 15 November 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 […]
Master essential Linux commands for file management, process control, networking, and system administration, from basic to advanced Linux commands
🟢 Low ⏱ 5–15 min Last verified: 15 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2010-3385 CVE-2020-14940 Upstream summary: TuxGuitar 1.2 places a zero-length directory name in the LD_LIBRARY_PATH, which allows local users to gain privileges via a Trojan horse shared library in […]
This tutorial includes a bash script that checks if a certain program is running. If it is not running, the script will start it up. Additionally the tutorial includes steps on setting up the simple script as a cron job.
🟢 Low ⏱ 5–15 min Last verified: 15 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2009-3614 Upstream summary: liboping 1.3.2 allows users reading arbitrary files upon the local system. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALBA-2021:4383 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 […]
🟢 Low ⏱ 5–15 min Last verified: 15 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2004-2148 Upstream summary: Unknown local vulnerability in the "change user" feature of Slava Astashonok Fprobe 1.0.5 and earlier has unknown impact and attack vectors. Table of contents Symptom […]
NSD is an authoritative-only DNS server that is optimized to serve zone information quickly and efficiently. While some other DNS solutions provide value through their flexibility, NSD focuses on doing one task extremely well. In this guide, we will demonstrate how to configure NSD to authoritatively serve a domain on two servers in a primary-secondary configuration. We will be using Ubuntu 14.04 as the host system.
🟠 High ⏱ 15–60 min Last verified: 15 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2014-0172 CVE-2014-9447 CVE-2016-10254 CVE-2016-10255 CVE-2017-7607 CVE-2017-7608 CVE-2017-7609 CVE-2017-7610 +12 more Upstream summary: Integer overflow in the check_section function in dwarf_begin_elf.c in the libdw library, as used in elfutils […]
🟢 Low ⏱ 5–15 min Last verified: 15 November 2021 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read • Source: Ubuntu Security Notice USN-5784-1 Related CVEs: CVE-2021-3700 Upstream summary: It was discovered that usbredir incorrectly handled memory when serializing large amounts of data in the case of a slow or blocked destination. An […]
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