2023 - Page 188 of 885

NetBSD 9.4 — ledger — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ledger — multiple vulnerabilities (4 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-2017-2808 CVE-2017-12481 CVE-2017-12482 CVE-2017-2807 Upstream summary: pkgsrc audit-packages flagged ledger<3.1.2 for vulnerability class 'use-after-free'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2017-2808 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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How to Install Checkmk on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Install Checkmk on Debian 12

Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up install checkmk on debian 12 on Bookworm leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bookworm freeze. Follow each step carefully and the resulting […]

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Common Problems 117025

Ubuntu 22.04 LTS – initramfs generation fails from full /boot – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 23 October 2023 Affected versions: Ubuntu 22.04 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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openSUSE Leap 15.5 — libsass — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.5

openSUSE Leap 15.5 — libsass — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:4895-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-26592 CVE-2022-43357 CVE-2022-43358 Upstream summary: Stack Overflow vulnerability in libsass 3.6.5 via the CompoundSelector::has_real_parent_ref function. Table of contents Symptom & Impact Environment & Reproduction […]

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NetBSD 9.4 — php73-bcmath — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — php73-bcmath — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2019-11046 Upstream summary: pkgsrc audit-packages flagged php73-bcmath<7.3.13 for vulnerability class 'information-disclosure'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2019-11046 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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How to Configure Apache as a Reverse Proxy on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Configure Apache as a Reverse Proxy on CentOS Stream 9

Introduction This tutorial demonstrates how to Configure Apache as a Reverse Proxy 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 […]

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NetBSD 9.4 — apache-2.0.4[0-4] — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — apache — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged apache for vulnerability class 'denial-of-service'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2003-0132 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Amazon Linux 2023 — kernel-livepatch-6.1.29-50.88 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel-livepatch-6.1.29-50.88 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023LIVEPATCH-2023-015 Related CVEs: CVE-2023-3609 CVE-2023-3776 CVE-2023-2156 CVE-2023-3090 CVE-2023-35788 Upstream summary: A use-after-free vulnerability in the Linux kernel's net/sched: cls_u32 component can be exploited to achieve local privilege escalation. If tcf_change_indev() […]

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How to Set Up IPsec VPN with Libreswan on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up IPsec VPN with Libreswan on Oracle Linux 9

Introduction Oracle Linux 9 ships with a stable, security-hardened base that makes deploying set up ipsec vpn with libreswan on oracle linux 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up IPsec VPN with Libreswan on Oracle Linux 9, including dnf module streams where applicable, systemd unit management, […]

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