Logging Monitoring

Debian 13 — libemail-address-perl — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libemail-address-perl — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 12 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-0477 CVE-2014-4720 CVE-2015-7686 CVE-2018-12558 Upstream summary: The parse function in Email::Address module before 1.905 for Perl uses an inefficient regular expression, which allows remote attackers to cause a […]

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How to Configure iSCSI Target and Initiator on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Configure iSCSI Target and Initiator on FreeBSD 15

Introduction This guide explains how to Configure iSCSI Target and Initiator on FreeBSD 15 on FreeBSD 15. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for […]

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NetBSD 9.4 — cpp-httplib — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — cpp-httplib — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2025-0825 CVE-2025-66570 CVE-2025-66577 CVE-2026-21428 CVE-2026-32627 CVE-2025-52887 CVE-2025-53628 CVE-2025-53629  +6 more Upstream summary: pkgsrc audit-packages flagged cpp-httplib<0.18.4 for vulnerability class 'http-request-smuggling'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-0825 Table of contents Symptom & Impact Environment […]

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Debian 13 — weasyprint — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — weasyprint — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 May 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-28184 Upstream summary: WeasyPrint helps web developers to create PDF documents. Since version 61.0, there's a vulnerability which allows attaching content of arbitrary files and URLs to a generated […]

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NetBSD 9.4 — yarn — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — yarn — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2020-8131 CVE-2019-5448 CVE-2019-10773 CVE-2019-15608 CVE-2025-8262 CVE-2025-9308 Upstream summary: pkgsrc audit-packages flagged yarn<1.22.0 for vulnerability class 'arbitrary-code-execution'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-8131 Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Debian 11 — corosync — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — corosync — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 12 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-1084 CVE-2025-30472 CVE-2026-35091 CVE-2026-35092 Upstream summary: corosync before version 2.4.4 is vulnerable to an integer overflow in exec/totemcrypto.c. Table of contents Symptom & Impact Environment & Reproduction Root […]

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Common Problems 116061

Ubuntu 26.04 LTS – snap refresh stuck and packages do not update – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 12 May 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~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 […]

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How to Install Ansible on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Ansible on RHEL 10

Introduction This tutorial demonstrates how to Install Ansible on RHEL 10 on RHEL 10. 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 RHEL 10 system with the default AppStream repositories enabled. Prerequisites […]

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Debian 13 — libgda5 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libgda5 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 May 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-39359 Upstream summary: In GNOME libgda through 6.0.0, gda-web-provider.c does not enable TLS certificate verification on the SoupSessionSync objects it creates, leaving users vulnerable to network MITM attacks. NOTE: […]

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