Linux

AlmaLinux 8 — perl-Algorithm-Diff — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — perl-Algorithm-Diff — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:8096 Related CVEs: CVE-2025-40909 CVE-2023-47038 Upstream summary: Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): * perl: Perl threads have a […]

Read more
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-2025-28048)

🟠 High   ⏱ 15–60 min  Last verified: 19 July 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-28048 Related CVEs: CVE-2024-43876 CVE-2024-43877 CVE-2025-22058 CVE-2025-23143 CVE-2025-38678 CVE-2025-39880 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

Read more
openSUSE Tumbleweed — zk — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — zk — 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-2026:0439-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-58181 Upstream summary: SSH servers parsing GSSAPI authentication requests do not validate the number of mechanisms specified in the request, allowing an attacker to cause […]

Read more
Common Problems 114018

RHEL 10 DNF Lock File Contention Blocks Automated Updates

🟡 Medium   ⏱ 5–30 min  Last verified: 19 July 2025 Affected versions: RHEL 10 📖 ~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 & […]

Read more
openSUSE Leap 15.6 — python311-zipp — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — python311-zipp — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-202410:15282-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-5569 Upstream summary: A Denial of Service (DoS) vulnerability exists in the jaraco/zipp library, affecting all versions prior to 3.19.1. The vulnerability is triggered […]

Read more
How to Configure GitHub Actions Self-Hosted Runner on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Configure GitHub Actions Self-Hosted Runner on RHEL 10

Introduction Setting up configure github actions self-hosted runner on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure GitHub Actions Self-Hosted Runner on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and […]

Read more
Debian 12 — anope — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — anope — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 July 2025 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-30187 Upstream summary: Anope before 2.0.15 does not prevent resetting the password of a suspended account. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

Read more
Debian 11 — python-werkzeug — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — python-werkzeug — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 18 July 2025 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-10516 CVE-2019-14806 CVE-2020-28724 CVE-2023-23934 CVE-2023-25577 CVE-2024-34069 Upstream summary: Cross-site scripting (XSS) vulnerability in the render_full function in debug/tbtools.py in the debugger in Pallets Werkzeug before 0.11.11 (as used […]

Read more
Ubuntu 22.04 — emacs — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — emacs — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 18 July 2025 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8011-1 Related CVEs: CVE-2025-1244 CVE-2024-53920 CVE-2022-45939 CVE-2022-48337 CVE-2022-48338 CVE-2022-48339 CVE-2023-28617 CVE-2024-30203  +4 more Upstream summary: It was discovered that Emacs could trigger unsafe Lisp macro expansion, when a user invoked […]

Read more
CHAT