Security Hardening

Common Problems 123984

SELinux Denials Break Custom Web Application Access

🟠 High   ⏱ 5–30 min  Last verified: 7 August 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 […]

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NetBSD 10.0 — openslp — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — openslp — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2016-4912 CVE-2018-12938 CVE-2019-5544 CVE-2010-3609 CVE-2012-4428 CVE-2015-5177 CVE-2017-17833 Upstream summary: pkgsrc audit-packages flagged openslp<1.2.1 for vulnerability class 'remote-code-execution'. Reference: http://www.securityfocus.com/advisories/8224 Table of contents Symptom & Impact Environment & Reproduction Root […]

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NetBSD 10.0 — openimageio — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — openimageio — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2022-41794 CVE-2022-41981 CVE-2022-43597 CVE-2022-43598 CVE-2022-41838 CVE-2022-43592 CVE-2022-43596 CVE-2022-43599  +12 more Upstream summary: pkgsrc audit-packages flagged openimageio<2.5.0.0 for vulnerability class 'arbitrary-code-execution'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2022-41794 Table of contents Symptom & Impact Environment […]

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FreeBSD 12 — emacs-devel-nox — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — emacs-devel-nox — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 7 August 2025 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Emacs — Arbitrary code execution vulnerability Related CVEs: CVE-2022-45939 CVE-2022-48337 CVE-2022-48338 CVE-2022-48339 CVE-2024-53920 CVE-2025-1244 Upstream summary: Problem Description A shell injection vulnerability exists in GNU Emacs due to improper handling […]

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How to Install Nomad on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Install Nomad on Oracle Linux 10

Introduction Setting up install nomad on oracle linux 10 on a Oracle Linux 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install Nomad on Oracle Linux 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and […]

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AlmaLinux 9 — skopeo — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — skopeo — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:3340 Related CVEs: CVE-2025-61726 CVE-2025-61729 CVE-2025-68121 CVE-2024-34156 CVE-2024-1394 CVE-2025-58183 CVE-2025-22871 CVE-2025-27144  +12 more Upstream summary: The skopeo command lets you inspect images from container image registries, get images and image layers, and […]

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NetBSD 10.0 — cyrus-imapd-2.2.[4-8] — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — cyrus-imapd — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged cyrus-imapd{,nb*} for vulnerability class 'remote-code-execution'. Reference: http://security.e-matters.de/advisories/152004.txt Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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FreeBSD 14 — p5-Catalyst-Authentication-Credential-HTTP — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — p5-Catalyst-Authentication-Credential-HTTP — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 August 2025 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: p5-Catalyst-Authentication-Credential-HTTP — Insecure source of randomness Related CVEs: CVE-2025-40920 Upstream summary: perl-catalyst project reports: Catalyst::Authentication::Credential::HTTP versions 1.018 and earlier for Perl generate nonces using the Perl Data::UUID library. * Data::UUID […]

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Windows Server 2025 — KB5053627 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2025

Windows Server 2025 — KB5053627 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2025 📖 ~4 min read  •  Source: Microsoft KB5053627 • MSRC update-guide entry Related CVEs: CVE-2025-24035 CVE-2025-24064 CVE-2025-26645 CVE-2024-9157 CVE-2025-24987 CVE-2025-24988 CVE-2025-21180 CVE-2025-24996  +12 more Affected components: Windows Server 2025 Microsoft summary: Sensitive data storage in improperly locked memory in […]

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Debian 11 — libplack-middleware-session-perl — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libplack-middleware-session-perl — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 7 August 2025 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-10031 CVE-2014-125112 CVE-2025-40923 Upstream summary: Plack-Middleware-Session versions before 0.17 may be vulnerable to HMAC comparison timing attacks Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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