Security Hardening

openSUSE Tumbleweed — apache2-mod_auth_openidc — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — apache2-mod_auth_openidc — multiple vulnerabilities (6 CVEs) — patch and remediation guide

  • December 24, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2025:14972-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-31492 CVE-2024-24814 CVE-2022-23527 CVE-2019-14857 CVE-2021-32785 CVE-2021-32786 Upstream summary: mod_auth_openidc is an OpenID Certified authentication and authorization module for the Apache 2.x HTTP server that implements […]

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Ubuntu 18.04 — gobgp — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — gobgp — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • December 24, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 24 December 2025 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7661-1 Related CVEs: CVE-2025-43970 CVE-2023-46565 CVE-2025-43973 CVE-2025-43971 CVE-2025-43972 Upstream summary: It was discovered that GoBGP did not properly manage memory under certain circumstances, which could lead to a buffer overflow. […]

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openSUSE Tumbleweed — libvmtools0 — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libvmtools0 — multiple vulnerabilities (8 CVEs) — patch and remediation guide

  • December 24, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory RHSA-2025:17428 (see also SUSE bugzilla) Related CVEs: CVE-2025-41244 CVE-2023-34058 CVE-2023-34059 CVE-2023-20900 CVE-2022-31676 CVE-2025-22247 CVE-2023-20867 CVE-2015-5191 Upstream summary: VMware Aria Operations and VMware Tools contain a local privilege escalation vulnerability. A malicious local […]

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SLES 16 — bpftool — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — bpftool — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • December 24, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 24 December 2025 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:21195-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-0840 CVE-2025-11083 CVE-2025-11412 CVE-2025-11413 CVE-2025-11414 CVE-2025-1149 CVE-2025-1176 CVE-2025-1178  +12 more Upstream summary: A vulnerability, which was classified as problematic, was found in GNU Binutils up […]

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Windows Server 2019 — KB5070893 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5070893 — security update — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5070893 • MSRC update-guide entry Related CVEs: CVE-2025-59287 Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Deserialization of untrusted data in Windows Server Update Service allows an unauthorized attacker to […]

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Oracle Linux 10 — capstone — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — capstone — vulnerability — patch and remediation guide (ELSA-2026-6817)

  • December 24, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 24 December 2025 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-6817 Related CVEs: CVE-2025-67873 CVE-2025-68114 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Oracle Linux 10 — avahi — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — avahi — vulnerability — patch and remediation guide (ELSA-2025-16441)

  • December 24, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 24 December 2025 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-16441 Related CVEs: CVE-2024-52615 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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SLES 15 — libmicrohttpd12 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libmicrohttpd12 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • December 24, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 24 December 2025 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:21200-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-59777 CVE-2025-62689 CVE-2023-27371 CVE-2013-7038 CVE-2013-7039 Upstream summary: NULL pointer dereference vulnerability exists in GNU libmicrohttpd v1.0.2 and earlier. The vulnerability was fixed in commit ff13abc […]

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Rocky Linux 8 — python39 — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — python39 — multiple vulnerabilities (12 CVEs) — patch and remediation guide

  • December 24, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2025:23530 Related CVEs: CVE-2024-11168 CVE-2024-5642 CVE-2024-9287 CVE-2025-0938 CVE-2025-4138 CVE-2025-4330 CVE-2025-4435 CVE-2025-4516  +4 more Upstream summary: Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high […]

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FreeBSD 15 — ja-gaim — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — ja-gaim — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • December 24, 2025
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 24 December 2025 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libgadu — multiple vulnerabilities Related CVEs: CVE-2004-0005 CVE-2004-0006 CVE-2004-0007 CVE-2004-0008 CVE-2004-0500 CVE-2004-0754 CVE-2004-0784 CVE-2004-0785  +12 more Upstream summary: Wojtek Kaniewski reports: Multiple vulnerabilities have been found in libgadu, a library […]

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