Package Management

Debian 11 — php-horde-turba — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — php-horde-turba — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 June 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-6364 CVE-2022-30287 Upstream summary: Horde Groupware Webmail Edition has CSRF and XSS when saving search as a virtual address book Table of contents Symptom & Impact Environment & […]

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Oracle Linux 8 — libssh — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libssh — vulnerability — patch and remediation guide (ELSA-2023-3839)

🟡 Medium   ⏱ 10–30 min  Last verified: 10 June 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-3839 Related CVEs: CVE-2023-2283 CVE-2023-1667 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Windows Server 2019 — KB5029259 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5029259 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5029259 • MSRC update-guide entry Related CVEs: CVE-2023-36910 CVE-2023-36911 CVE-2023-35385 CVE-2023-35359 CVE-2023-36873 CVE-2023-36882 CVE-2023-36889 CVE-2023-36899  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft .NET Framework 3.5 AND 4.8 on […]

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openSUSE Tumbleweed — libredwg0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libredwg0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2022-35164 CVE-2021-28237 CVE-2019-9770 CVE-2023-26157 CVE-2022-33025 CVE-2023-36271 CVE-2023-36273 CVE-2019-9774  +12 more Upstream summary: LibreDWG v0.12.4.4608 & commit f2dea29 was discovered to contain a heap use-after-free via […]

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NetBSD 9.4 — postfix — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — postfix — multiple vulnerabilities (5 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-2008-2936 CVE-2017-10140 CVE-2008-2937 CVE-2023-51764 CVE-2011-1720 Upstream summary: pkgsrc audit-packages flagged postfix<2.5.4 for vulnerability class 'privilege-escalation'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2936 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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NetBSD 9.4 — halibut — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — halibut — multiple vulnerabilities (3 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-2021-42612 CVE-2021-42614 CVE-2021-42613 Upstream summary: pkgsrc audit-packages flagged halibut<1.3 for vulnerability class 'use-after-free'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-42612 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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Common Problems 114543

RHEL 9 fapolicyd blocks newly deployed binaries

🟡 Medium   ⏱ 5–30 min  Last verified: 9 June 2023 📖 ~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 […]

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AlmaLinux 9 — virt-v2v — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — virt-v2v — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2022:7968 Related CVEs: CVE-2022-2211 Upstream summary: The virt-v2v package provides a tool for converting virtual machines to use the KVM (Kernel-based Virtual Machine) hypervisor or AlmaLinux Enterprise Virtualization. The tool modifies both […]

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How to Configure FIPS 140-2 Mode on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure FIPS 140-2 Mode on Oracle Linux 9

Introduction This tutorial demonstrates how to Configure FIPS 140-2 Mode on Oracle Linux 9 on Oracle Linux 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 Oracle Linux 9 system with the […]

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