July 2023 - Page 26 of 78

Oracle Linux 9 — .NET 6.0 security and bugfix update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — .NET 6.0 security and bugfix update (ELSA-2022-5050)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-5050 Related CVEs: CVE-2022-30184 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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openSUSE Tumbleweed — libtommath1 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libtommath1 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2023-36328 Upstream summary: Integer Overflow vulnerability in mp_grow in libtom libtommath before commit beba892bc0d4e4ded4d667ab1d2a94f4d75109a9, allows attackers to execute arbitrary code and cause a denial of […]

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Windows Server 2019 — KB5031217 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5031217 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5031217 • MSRC update-guide entry Related CVEs: CVE-2023-36796 CVE-2023-36793 CVE-2023-36792 CVE-2023-36794 CVE-2023-36788 Affected components: Microsoft .NET Framework 3.5 AND 4.7.2 on Windows Server 2019 Microsoft .NET Framework 3.5 AND 4.8 on Windows […]

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NetBSD 9.4 — go111 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — go111 — 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-2019-9512 CVE-2019-9514 CVE-2019-9741 CVE-2019-14809 CVE-2019-6486 Upstream summary: pkgsrc audit-packages flagged go111<1.11.13 for vulnerability class 'remote-denial-of-service'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2019-9512 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Common Problems 120006

Debian 12 SSH Login Rejected After Hardening Policy Change

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 12 📖 ~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 & […]

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How to Set Up Victoriametrics on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up Victoriametrics on Debian 12

Introduction This guide explains how to Set Up Victoriametrics on Debian 12 on Debian 12 Bookworm. Debian Bookworm uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 12 install with the standard […]

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NetBSD 9.4 — ghostscript-gpl — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ghostscript-gpl — multiple vulnerabilities (20 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-2017-6196 CVE-2016-10217 CVE-2017-8291 CVE-2016-7978 CVE-2016-7979 CVE-2018-16509 CVE-2018-16540 CVE-2018-16802  +12 more Upstream summary: pkgsrc audit-packages flagged ghostscript-gpl<9.06nb3 for vulnerability class 'arbitrary-code-execution'. Reference: http://www.ocert.org/advisories/ocert-2014-009.html Table of contents Symptom & Impact Environment […]

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Common Problems 111854

Windows Server 2022 — VHDX expanded but guest OS still shows unallocated disk space only — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 30 May 2026 Affected versions: Windows Server 2022 📖 ~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 […]

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

Debian 12 — zangband — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-40589 Upstream summary: ZAngband zangband-data 2.7.5 is affected by an integer underflow vulnerability in src/tk/plat.c through the variable fileheader.bfOffBits. Table of contents Symptom & Impact Environment & Reproduction […]

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