Package Management

Alpine Linux 3.18 — xapian-core — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — xapian-core — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 1.4.6-r0 📖 ~4 min read  •  Source: Alpine secdb entry — xapian-core 1.4.6-r0 Related CVEs: CVE-2018-0499 Upstream summary: Alpine community repository for vv3.18 ships xapian-core 1.4.6-r0 which addresses CVE-2018-0499. Table of contents Symptom & Impact Environment […]

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NetBSD 9.4 — libreoffice4-bin — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — libreoffice4-bin — 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-2014-0247 CVE-2016-0794 CVE-2016-0795 CVE-2014-9093 Upstream summary: pkgsrc audit-packages flagged libreoffice4-bin>=4.2<4.2.7 for vulnerability class 'arbitrary-code-execution'. Reference: http://www.libreoffice.org/about-us/security/advisories/cve-2014-3693/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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Debian 12 — zim — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — zim — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 January 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-10870 Upstream summary: Zim through 0.72.1 creates temporary directories with predictable names. A malicious user could predict and create Zim's temporary directories and prevent other users from being […]

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Debian 12 — libspiro — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libspiro — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 January 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-19847 Upstream summary: Libspiro through 20190731 has a stack-based buffer overflow in the spiro_to_bpath0() function in spiro.c. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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

NetBSD 9.4 — isc-dhclient — 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-2009-0692 CVE-2021-25217 CVE-2018-5732 Upstream summary: pkgsrc audit-packages flagged isc-dhclient>=4<4.1.0p1 for vulnerability class 'remote-system-access'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0692 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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Windows Server 2016 — KB5028232 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5028232 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5028232 • MSRC update-guide entry Related CVEs: CVE-2023-35352 CVE-2023-35365 CVE-2023-35366 CVE-2023-35367 CVE-2023-32057 CVE-2023-35297 CVE-2023-21756 CVE-2023-33166  +12 more Affected components: Windows Server 2016 (Server Core installation) Windows Server 2016 Table of contents Symptom […]

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Ubuntu 20.04 — libcue — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libcue — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 January 2024 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6423-1 Related CVEs: CVE-2023-43641 Upstream summary: It was discovered that CUE incorrectly handled certain files. An attacker could possibly use this issue to expose sensitive information or execute arbitrary code. […]

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

NetBSD 9.4 — gzip-base — 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-2006-4336 CVE-2006-4337 CVE-2006-4334 CVE-2006-4335 CVE-2006-4338 Upstream summary: pkgsrc audit-packages flagged gzip-base<1.2.4b for vulnerability class 'remote-code-execution'. Reference: http://www.securityfocus.com/bid/3712 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Oracle Linux 9 — emacs — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — emacs — vulnerability — patch and remediation guide (ELSA-2023-2074)

🟠 High   ⏱ 15–60 min  Last verified: 9 January 2024 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2074 Related CVEs: CVE-2023-28617 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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How to Secure MySQL on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Secure MySQL on CentOS Stream 9

Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying secure mysql on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Secure MySQL on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

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