Common Problems

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

Oracle Linux 8 — mod_auth_mellon — vulnerability — patch and remediation guide (ELSA-2022-1934)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-1934 Related CVEs: CVE-2021-3639 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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Debian 10 — openjdk-11 — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — openjdk-11 — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-2745 CVE-2019-2894 CVE-2020-14556 CVE-2020-14779 CVE-2020-2583 CVE-2020-2754 CVE-2021-2163 CVE-2021-2341  +4 more Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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AlmaLinux 8 — keyutils — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — keyutils — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4454 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Oracle Linux 8 — mod_auth_mellon — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — mod_auth_mellon — security and stability fixes — required update (ELSA-2020-1660)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-1660 Related CVEs: CVE-2019-13038 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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Common Problems 113398

Windows Server 2012 R2 — Cumulative Update Fails with 0x800f0922 After Reboot — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 18 May 2026 Affected versions: Windows Server 2012 R2 📖 ~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 […]

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Alpine Linux edge — icinga2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — icinga2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.13.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — icinga2 2.13.1-r0 Related CVEs: CVE-2021-37698 CVE-2020-14001 Upstream summary: Alpine community repository for vedge ships icinga2 2.13.1-r0 which addresses CVE-2021-37698. Table of contents Symptom & Impact […]

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FreeBSD 13 — isc-dhcp3-server — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — isc-dhcp3-server — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: isc-dhcpd — format string vulnerabilities Related CVEs: CVE-2004-0460 CVE-2004-1006 Upstream summary: The ISC DHCP programs are vulnerable to several format string vulnerabilities which may allow a remote attacker to execute […]

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FreeBSD 13 — acroread — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — acroread — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: acroread9 — Multiple Vulnerabilities Related CVEs: CVE-2004-0630 CVE-2004-1152 CVE-2005-1306 CVE-2005-1625 CVE-2005-1912 CVE-2005-2470 CVE-2011-1353 CVE-2011-2431  +12 more Upstream summary: The Adobe Security Team reports: An unspecified vulnerability in the U3D component […]

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Debian 11 — bogofilter — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — bogofilter — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-2267 CVE-2004-1007 CVE-2005-4591 CVE-2005-4592 CVE-2010-2494 CVE-2012-5468 Upstream summary: bogopass in bogofilter 0.9.0.4 allows local users to overwrite arbitrary files via a symlink attack on the bogopass temporary file. […]

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