2025 - Page 221 of 1252

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

AlmaLinux 8 — perl-CPAN-Meta — 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
Debian 13 — libntlm — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libntlm — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 October 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-17455 Upstream summary: Libntlm through 1.5 relies on a fixed buffer size for tSmbNtlmAuthRequest, tSmbNtlmAuthChallenge, and tSmbNtlmAuthResponse read and write operations, as demonstrated by a stack-based buffer over-read in […]

Read more
Common Problems 119614

Debian 13 – LVM thin pool reaches 100% and blocks writes

🔴 Critical   ⏱ 5–30 min  Last verified: 29 October 2025 Affected versions: Debian 13 Debian 13 (Trixie) Debian 13.x 📖 ~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 […]

Read more
FreeBSD 13 — py311-h — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py311-h — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 October 2025 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: h11 accepts some malformed Chunked-Encoding bodies Related CVEs: CVE-2025-43859 Upstream summary: h11 reports: h11 is a Python implementation of HTTP/1.1. Prior to version 0.16.0, a leniency in h11's parsing of […]

Read more
Debian 13 — gi-docgen — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — gi-docgen — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 October 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-11687 Upstream summary: A flaw was found in the gi-docgen. This vulnerability allows arbitrary JavaScript execution in the context of the page — enabling DOM access, session cookie theft […]

Read more
Common Problems 119579

Debian 13 AppArmor Denies NGINX Access to Required Paths

🟡 Medium   ⏱ 5–30 min  Last verified: 29 October 2025 📖 ~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 […]

Read more
Alpine Linux 3.20 — elfutils — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — elfutils — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 0.176-r0 📖 ~4 min read  •  Source: Alpine secdb entry — elfutils 0.176-r0 Related CVEs: CVE-2019-7146 CVE-2019-7148 CVE-2019-7149 CVE-2019-7150 CVE-2019-7664 CVE-2019-7665 CVE-2019-18310 CVE-2019-18520  +6 more Upstream summary: Alpine main repository for vv3.20 ships elfutils 0.176-r0 which […]

Read more
How to Configure OpenDKIM with Postfix on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Configure OpenDKIM with Postfix on Debian 13

Introduction How to Configure OpenDKIM with Postfix on Debian 13 is a fundamental operation for any administrator maintaining a Debian 13 Trixie server. Debian 13 Trixie ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 12. […]

Read more
Common Problems 124002

Systemd Service Fails to Start Due to Unit File Syntax

🟠 High   ⏱ 5–30 min  Last verified: 29 October 2025 Affected versions: Oracle Linux 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
CHAT