Common Problems

AlmaLinux 9 — perl — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — perl — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2024:2228 Related CVEs: CVE-2023-47038 Upstream summary: Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): * perl: Write past buffer end via […]

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Oracle Linux 9 — 5 Known Issues — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — 5 Known Issues (5-KNOWN-ISSUES)

🟠 High   ⏱ 5–30 min  Last verified: 4 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: Oracle Bug OLRNT-ol9-issues-known 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 […]

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NetBSD 9.4 — xentools45 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — xentools45 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged xentools45<4.5.0nb2 for vulnerability class 'unexpected-backend'. Reference: https://xenbits.xen.org/xsa/#XSA-119 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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AlmaLinux 8 — libksba — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libksba — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2023:0625 Related CVEs: CVE-2022-47629 CVE-2022-3515 Upstream summary: KSBA (pronounced Kasbah) is a library to make X.509 certificates as well as the CMS easily accessible by other applications. Both specifications are building blocks […]

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Common Problems 111729

Windows Server 2022 — Cumulative Update Installation Fails with 0x800f0922 — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 4 June 2023 Affected versions: Windows Server 2022 📖 ~1 min read Table of contents Symptom & Impact Quick Checks Deep Diagnosis Primary Fix Verification Prevention & Hardening Symptom & Impact Monthly cumulative updates fail repeatedly with rollback cycles and prolonged maintenance windows. Security patch compliance drops […]

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openSUSE Tumbleweed — nekohtml — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — nekohtml — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:712-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-28366 Upstream summary: Certain Neko-related HTML parsers allow a denial of service via crafted Processing Instruction (PI) input that causes excessive heap memory consumption. In […]

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Alpine Linux edge — gitlab-runner — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — gitlab-runner — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 15.10.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — gitlab-runner 15.10.0-r0 Related CVEs: CVE-2022-1996 Upstream summary: Alpine community repository for vedge ships gitlab-runner 15.10.0-r0 which addresses CVE-2022-1996. Table of contents Symptom & Impact Environment […]

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NetBSD 9.4 — php-7.0.[0-9]* — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — php — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged php for vulnerability class 'eol'. Reference: https://ftp.NetBSD.org/pub/NetBSD/packages/vulns/eol-packages Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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NetBSD 9.4 — 3proxy — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — 3proxy — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2019-14495 CVE-2007-5622 Upstream summary: pkgsrc audit-packages flagged 3proxy<0.8.13 for vulnerability class 'out-of-bounds-write'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2019-14495 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

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