Common Problems

Windows Server 2016 — KB5023765 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5023765 — 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 KB5023765 • MSRC update-guide entry Related CVEs: CVE-2023-21708 CVE-2023-23404 CVE-2023-23415 CVE-2023-23416 CVE-2023-23385 CVE-2023-23394 CVE-2023-23403 CVE-2023-24856  +12 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Table of contents Symptom […]

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

Oracle Linux 9 — avahi — vulnerability — patch and remediation guide (ELSA-2024-2433)

  • December 6, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 6 December 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-2433 Related CVEs: CVE-2023-38470 CVE-2023-38472 CVE-2023-38469 CVE-2023-38471 CVE-2023-38473 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Alpine Linux 3.18 — json-c — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — json-c — vulnerability — patch and remediation guide

  • December 6, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 0.14-r1 📖 ~4 min read  •  Source: Alpine secdb entry — json-c 0.14-r1 Related CVEs: CVE-2020-12762 Upstream summary: Alpine main repository for vv3.18 ships json-c 0.14-r1 which addresses CVE-2020-12762. Table of contents Symptom & Impact Environment […]

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Alpine Linux 3.18 — dnsmasq — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — dnsmasq — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • December 6, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 2.90-r0 📖 ~4 min read  •  Source: Alpine secdb entry — dnsmasq 2.90-r0 Related CVEs: CVE-2023-50387 CVE-2023-50868 CVE-2023-28450 CVE-2022-0934 CVE-2021-3448 CVE-2020-25681 CVE-2020-25682 CVE-2020-25683  +12 more Upstream summary: Alpine main repository for vv3.18 ships dnsmasq 2.90-r0 which […]

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Debian 12 — virtuoso-opensource — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — virtuoso-opensource — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • December 6, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 6 December 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-31607 CVE-2023-31608 CVE-2023-31609 CVE-2023-31610 CVE-2023-31611 CVE-2023-31612 CVE-2023-31613 CVE-2023-31614  +12 more Upstream summary: An issue in the __libc_malloc component of openlink virtuoso-opensource v7.2.9 allows attackers to cause a Denial […]

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

NetBSD 9.4 — nagstamon — vulnerability — patch and remediation guide

  • December 5, 2023
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2013-4114 Upstream summary: pkgsrc audit-packages flagged nagstamon<0.9.10 for vulnerability class 'information-disclosure'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4114 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-2023-33855 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2023-33855 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 10–30 min  Last verified: 5 December 2023 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2023-33855, IBM Support Bulletin CVE: CVE-2023-33855 NVD summary: Under certain conditions, RSA operations performed by IBM Common Cryptographic Architecture (CCA) 7.0.0 through 7.5.36 may exhibit non-constant-time behavior. This could allow a remote […]

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Windows Server 2022 — KB5028952 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5028952 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5028952 • MSRC update-guide entry Related CVEs: CVE-2023-36873 CVE-2023-36899 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 14 — gtetrinet — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — gtetrinet — vulnerability — patch and remediation guide

  • December 5, 2023
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 5 December 2023 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: gtetrinet — remote code execution Related CVEs: CVE-2006-3125 Upstream summary: The Debian Security Team reports: Michael Gehring discovered several potential out-of-bounds index accesses in gtetrinet, a multiplayer Tetris-like game, which […]

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