Linux

Debian 11 — imlib2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — imlib2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 4 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-0802 CVE-2004-1026 CVE-2006-4806 CVE-2006-4807 CVE-2006-4808 CVE-2006-4809 CVE-2008-2426 CVE-2008-5187  +12 more Upstream summary: Buffer overflow in the BMP loader in imlib2 before 1.1.2 allows remote attackers to execute arbitrary […]

Read more
Настройка приложения Node.js для работы в среде Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

Настройка приложения Node.js для работы в среде Ubuntu 18.04

Node.js — среда исполнения JavaScript с открытым исходным кодом, предназначенная для построения серверных и сетевых приложений. Данная платформа работает в операционных системах Linux, macOS, FreeBSD и Windows. Хотя вы можете запускать приложения Node.js…

Read more
Debian 11 — checkpw — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — checkpw — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-0885 Upstream summary: checkpw 1.02 and earlier allows remote attackers to cause a denial of service (infinite loop) via a — (dash dash) in a username. Table of […]

Read more
How To Set Up a Chef 12 Configuration Management System on Ubuntu 14.04 Servers — step-by-step Linux tutorial on Progressive Robot

How To Set Up a Chef 12 Configuration Management System on Ubuntu 14.04 Servers

As your infrastructure requirements expand, managing each server by hand becomes an increasingly difficult task. This difficulty is compounded by the requirement for reproducibility, which becomes necessary if a node fails or if horizontal scaling is needed. In this guide, we will set up a centralized Chef server which will store and serve configuration instructions and node profiling information.

Read more
Ubuntu 20.04 — libxml-security-java — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libxml-security-java — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 4 December 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5525-1 Related CVEs: CVE-2021-40690 Upstream summary: It was discovered that Apache XML Security for Java incorrectly passed a configuration property when creating specific key elements. This allows an attacker to […]

Read more
Cómo instalar el servidor web de Apache en CentOS 7 — step-by-step Linux tutorial on Progressive Robot

Cómo instalar el servidor web de Apache en CentOS 7

El servidor HTTP Apache es el más usado del mundo. Ofrece muchas características potentes, entre las que se incluyen módulos que se cargan de forma dinámica, una sólida compatibilidad con medios y amplia integración con otras herramientas de…

Read more
Oracle Linux 8 — llvm-toolset:ol8 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — llvm-toolset:ol8 — vulnerability — patch and remediation guide (ELSA-2021-4743)

🟡 Medium   ⏱ 10–30 min  Last verified: 4 December 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4743 Related CVEs: CVE-2021-42574 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
AlmaLinux 8 — os-prober — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — os-prober — 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-2021:4512 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 […]

Read more
Oracle Linux 8 — .NET Core security and bugfix update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — .NET Core security and bugfix update

🔴 Critical   ⏱ 15–90 min  Last verified: 3 December 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-2938 Related CVEs: CVE-2020-1147 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
Debian 11 — pywps — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — pywps — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-39371 Upstream summary: An XML external entity (XXE) injection in PyWPS before 4.4.5 allows an attacker to view files on the application server filesystem by assigning a path […]

Read more
CHAT