Security Hardening

NetBSD 10.0 — fontforge — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — fontforge — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • November 5, 2025
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2010-4259 CVE-2020-5395 CVE-2025-15269 CVE-2025-15270 CVE-2025-15271 CVE-2025-15276 CVE-2025-15280 CVE-2017-17521  +12 more Upstream summary: pkgsrc audit-packages flagged fontforge<20100501nb4 for vulnerability class 'remote-system-access'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-4259 Table of contents Symptom & Impact Environment […]

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Debian 11 — iperf3 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — iperf3 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • November 5, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 5 November 2025 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-4303 CVE-2023-38403 CVE-2023-7250 CVE-2024-26306 CVE-2024-53580 CVE-2025-54349 CVE-2025-54350 Upstream summary: The parse_string function in cjson.c in the cJSON library mishandles UTF8/16 strings, which allows remote attackers to cause a […]

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Windows Server 2025 — KB5046665 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2025

Windows Server 2025 — KB5046665 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2025 📖 ~4 min read  •  Source: Microsoft KB5046665 • MSRC update-guide entry Related CVEs: CVE-2024-43623 CVE-2024-43626 CVE-2024-43627 CVE-2024-43628 CVE-2024-43634 CVE-2024-43637 CVE-2024-43638 CVE-2024-43643  +12 more Affected components: Windows Server 2025 Table of contents Symptom & Impact Environment & Reproduction Root […]

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Debian 13 — libmetadata-extractor-java — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libmetadata-extractor-java — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • November 5, 2025
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 5 November 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-24613 CVE-2022-24614 Upstream summary: metadata-extractor up to 2.16.0 can throw various uncaught exceptions while parsing a specially crafted JPEG file, which could result in an application crash. This […]

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Debian 13 — kio-extras — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — kio-extras — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • November 5, 2025
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 5 November 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-19120 CVE-2020-12755 Upstream summary: The HTML thumbnailer plugin in KDE Applications before 18.12.0 allows attackers to trigger outbound TCP connections to arbitrary IP addresses, leading to disclosure of […]

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Amazon Linux 2023 — nsight-compute-2025.2.0 — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — nsight-compute-2025.2.0 — vulnerability — patch and remediation guide

  • November 5, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023NVIDIA-2025-077 Related CVEs: CVE-2025-23247 Upstream summary: NVIDIA CUDA Toolkit for all platforms contains a vulnerability in the cuobjdump binary, where a failure to check the length of a buffer could […]

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Debian 13 — mingw-w64 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — mingw-w64 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • November 5, 2025
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 5 November 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-1000101 CVE-2018-5392 Upstream summary: Mingw-w64 version 5.0.3 and earlier, 5.0.4, 6.0.0 and 7.0.0 contains an Improper Null Termination (CWE-170) vulnerability in mingw-w64-crt (libc)->(v)snprintf that can result in The […]

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Amazon Linux 2023 — cuda-toolkit-13-1 — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — cuda-toolkit-13-1 — vulnerability — patch and remediation guide

  • November 5, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023NVIDIA-2026-276 Related CVEs: CVE-2025-33228 Upstream summary: NVIDIA Nsight Systems contains a vulnerability in the gfx_hotspot recipe, where an attacker could cause an OS command injection by supplying a malicious string […]

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How to Manage System Packages with dnf on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Manage System Packages with dnf on RHEL 9

  • November 5, 2025
  • Linux
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dnf (Dandified YUM) is the default package manager for RHEL 9 and the successor to yum. It handles installing, updating, removing, and querying RPM packages from local and remote repositories, resolving dependencies automatically using the libsolv library, and supporting transactions that can be rolled back if something goes wrong. For Red Hat Enterprise Linux, packages […]

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Debian 11 — pam-pkcs11 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — pam-pkcs11 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • November 5, 2025
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 5 November 2025 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-24031 CVE-2025-24032 Upstream summary: PAM-PKCS#11 is a Linux-PAM login module that allows a X.509 certificate based user login. In versions 0.6.12 and prior, the pam_pkcs11 module segfaults when […]

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