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

Oracle Linux 9 — dovecot — vulnerability — patch and remediation guide (ELSA-2024-6529)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 January 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-6529 Related CVEs: CVE-2024-23185 CVE-2024-23184 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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Alpine Linux 3.19 — chicken — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — chicken — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 5.3.0-r3 📖 ~4 min read  •  Source: Alpine secdb entry — chicken 5.3.0-r3 Related CVEs: CVE-2022-45145 CVE-2017-6949 CVE-2017-9334 CVE-2016-6830 CVE-2016-6831 Upstream summary: Alpine community repository for vv3.19 ships chicken 5.3.0-r3 which addresses CVE-2022-45145. Table of contents […]

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

Oracle Linux 8 — git — vulnerability — patch and remediation guide (ELSA-2025-11534)

🟠 High   ⏱ 15–60 min  Last verified: 25 January 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-11534 Related CVEs: CVE-2025-27613 CVE-2025-46835 CVE-2024-50349 CVE-2025-48385 CVE-2024-52006 CVE-2025-48384 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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

Oracle Linux 9 — kernel — vulnerability — patch and remediation guide (ELSA-2025-0578)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 January 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-0578 Related CVEs: CVE-2024-50154 CVE-2024-50275 CVE-2024-53088 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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openSUSE Leap 15.6 — jetty-io — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — jetty-io — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:02993-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-5115 CVE-2024-13009 CVE-2024-6763 CVE-2024-8184 CVE-2025-11143 Upstream summary: In Eclipse Jetty, versions <=9.4.57, <=10.0.25, <=11.0.25, <=12.0.21, <=12.1.0.alpha2, an HTTP/2 client may trigger the server to […]

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Rocky Linux 8 — microcode_ctl — multiple vulnerabilities (10 CVEs) — patch and remediation guide

Rocky Linux 8 — microcode_ctl — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLEA-2025:3114 Related CVEs: CVE-2023-34440 CVE-2023-43758 CVE-2024-24582 CVE-2024-28047 CVE-2024-28127 CVE-2024-29214 CVE-2024-31068 CVE-2024-31157  +2 more Upstream summary: The microcode_ctl packages provide microcode updates for Intel and AMD processors. Bug Fix(es) and Enhancement(s): […]

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SLES 15 — ruby2.5-rubygem-rack — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — ruby2.5-rubygem-rack — multiple vulnerabilities (17 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 January 2025 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:2192-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-30123 CVE-2025-61919 CVE-2025-27610 CVE-2024-25126 CVE-2024-26141 CVE-2025-61780 CVE-2025-25184 CVE-2025-27111  +9 more Upstream summary: A sequence injection vulnerability exists in Rack <2.0.9.1, <2.1.4.1 and <2.2.3.1 which could […]

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How to Set Up a Certificate Authority on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Set Up a Certificate Authority on CentOS Stream 10

Introduction This tutorial demonstrates how to Set Up a Certificate Authority on CentOS Stream 10 on CentOS Stream 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 CentOS Stream 10 system with […]

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NetBSD 10.0 — postgresql11 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — postgresql11 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2021-32027 Upstream summary: pkgsrc audit-packages flagged postgresql11<11.12 for vulnerability class 'arbitrary-file-write'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-32027 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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IBM AIX 7.2 — CVE-2025-14915 — privilege escalation — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2025-14915 — privilege escalation — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 24 January 2025 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2025-14915, IBM Support Bulletin CVE: CVE-2025-14915 NVD summary: IBM WebSphere Application Server – Liberty 17.0.0.3 through 26.0.0.3 IBM WebSphere Application Server Liberty is affected by privilege escalation. A privileged user could gain […]

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