Linux

Debian 11 — alsaplayer — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — alsaplayer — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 6 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-1896 CVE-2006-4089 CVE-2007-5301 Upstream summary: Buffer overflow in Alsaplayer 0.99.71, when installed setuid root, allows local users to execute arbitrary code via a long (1) -f or (2) […]

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Ubuntu 16.04 — lrzip — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — lrzip — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 6 March 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5840-1 Related CVEs: CVE-2018-5786 CVE-2020-25467 CVE-2021-27345 CVE-2021-27347 CVE-2022-26291 CVE-2022-28044 CVE-2017-8844 CVE-2017-8846  +7 more Upstream summary: It was discovered that Long Range ZIP incorrectly handled pointers. If a user or an […]

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

AlmaLinux 8 — brasero — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4348 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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Ubuntu 20.04 — apr-util — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — apr-util — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 March 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5870-1 Related CVEs: CVE-2022-25147 Upstream summary: Ronald Crane discovered that APR-util did not properly handled memory when encoding or decoding certain input data. An attacker could possibly use this issue […]

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

AlmaLinux 8 — sanlock — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2022:2125 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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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2022-9726)

🟠 High   ⏱ 15–60 min  Last verified: 6 March 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9726 Related CVEs: CVE-2022-21385 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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Oracle Linux 8 — ol-automation-manager — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — ol-automation-manager — vulnerability — patch and remediation guide (ELSA-2022-9341)

🟠 High   ⏱ 15–60 min  Last verified: 6 March 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9341 Related CVEs: CVE-2017-18342 CVE-2021-28658 CVE-2021-28957 CVE-2020-10109 CVE-2021-43818 CVE-2020-27783 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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openSUSE Tumbleweed — git-bug — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — git-bug — vulnerability — 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-2021-28955 Upstream summary: git-bug before 0.7.2 has an Uncontrolled Search Path Element. It will execute git.bat from the current directory in certain PATH situations (most often seen on Windows). […]

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

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

🟠 High   ⏱ 15–60 min  Last verified: 6 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-4048 CVE-2007-0017 CVE-2007-0256 CVE-2007-3316 CVE-2007-3467 CVE-2007-3468 CVE-2007-6681 CVE-2007-6682  +12 more Upstream summary: Heap-based buffer overflow in the avcodec_default_get_buffer function (utils.c) in FFmpeg libavcodec 0.4.9-pre1 and earlier, as used […]

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How to Set Up Zabbix on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Set Up Zabbix on CentOS Stream 9

Introduction This tutorial demonstrates how to Set Up Zabbix on CentOS Stream 9 on CentOS Stream 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 9 system with the default […]

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