Common Problems

Alpine Linux edge — openvswitch — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — openvswitch — multiple vulnerabilities (13 CVEs) — patch and remediation guide

  • November 23, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.17.9-r0 📖 ~4 min read  •  Source: Alpine secdb entry — openvswitch 2.17.9-r0 Related CVEs: CVE-2023-3966 CVE-2023-5366 CVE-2023-1668 CVE-2022-4337 CVE-2022-4338 CVE-2021-36980 CVE-2020-35498 CVE-2020-27827  +5 more Upstream summary: Alpine community repository for vedge ships openvswitch 2.17.9-r0 which […]

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Windows Server 2019 — KB5025239 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5025239 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5025239 • MSRC update-guide entry Related CVEs: CVE-2023-21554 CVE-2023-28219 CVE-2023-28220 CVE-2023-28232 CVE-2023-28250 CVE-2023-21769 CVE-2023-21729 CVE-2023-21727  +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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FreeBSD 14 — p5-Image-ExifTool — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — p5-Image-ExifTool — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • November 23, 2023
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 23 November 2023 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Security Vulnerability found in ExifTool leading to RCE Related CVEs: CVE-2021-22204 CVE-2022-23935 Upstream summary: Debian Security tracker reports: ExifTool.pm in ExifTool before 12.38 mishandles a file special characters check, leading […]

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Debian 12 — kgb-bot — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — kgb-bot — vulnerability — patch and remediation guide

  • November 23, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 23 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-1554 Upstream summary: kgb-bot 1.33-2 allows remote attackers to cause a denial of service (crash). Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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FreeBSD 14 — mupdf — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — mupdf — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • November 23, 2023
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 23 November 2023 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mupdf — multiple vulnerabilities Related CVEs: CVE-2016-6265 CVE-2016-6525 Upstream summary: Tobias Kortkamp reports: Heap-based buffer overflow in the pdf_load_mesh_params function in pdf/pdf-shade.c in MuPDF allows remote attackers to cause a […]

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

NetBSD 9.4 — png — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • November 23, 2023
  • BSD
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🟠 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-2002-0728 CVE-2011-3026 CVE-2011-3048 CVE-2014-9495 CVE-2015-0973 CVE-2019-7317 CVE-2015-8126 CVE-2015-8472  +12 more Upstream summary: pkgsrc audit-packages flagged png<1.2.4 for vulnerability class 'remote-user-shell'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2002-0728 Table of contents Symptom & Impact Environment […]

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Debian 12 — lightdm-gtk-greeter — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — lightdm-gtk-greeter — vulnerability — patch and remediation guide

  • November 23, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 23 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-0979 Upstream summary: The start_authentication function in lightdm-gtk-greeter.c in LightDM GTK+ Greeter before 1.7.1 does not properly handle the return value from the lightdm_greeter_get_authentication_user function, which allows local […]

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FreeBSD 14 — drupal6-cck — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — drupal6-cck — vulnerability — patch and remediation guide

  • November 23, 2023
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 23 November 2023 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: drupal6-cck — cross-site scripting Related CVEs: CVE-2009-1069 Upstream summary: Drupal CCK plugin developer reports: The Node reference and User reference sub-modules, which are part of the Content Construction Kit (CCK) […]

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NetBSD 9.4 — php81-mysql — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — php81-mysql — vulnerability — patch and remediation guide

  • November 23, 2023
  • BSD
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🟠 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-2022-31626 Upstream summary: pkgsrc audit-packages flagged php81-mysql<8.1.7 for vulnerability class 'remote-code-execution'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2022-31626 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Debian 11 — opensmtpd — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — opensmtpd — multiple vulnerabilities (9 CVEs) — patch and remediation guide

  • November 23, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 23 November 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-2125 CVE-2015-7687 CVE-2020-35679 CVE-2020-35680 CVE-2020-7247 CVE-2020-8793 CVE-2020-8794 CVE-2023-29323  +1 more Upstream summary: OpenSMTPD before 5.3.2 does not properly handle SSL sessions, which allows remote attackers to cause a […]

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