Logging Monitoring

Windows Server 2022 — KB5051980 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5051980 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5051980 • MSRC update-guide entry Related CVEs: CVE-2025-21376 CVE-2025-26634 CVE-2025-21351 CVE-2025-21352 CVE-2025-21368 CVE-2025-21369 CVE-2025-21375 CVE-2025-21391  +12 more Affected components: Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root […]

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Debian 12 — python-kdcproxy — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — python-kdcproxy — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • February 22, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 22 February 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-59088 CVE-2025-59089 Upstream summary: If kdcproxy receives a request for a realm which does not have server addresses defined in its configuration, by default, it will query SRV […]

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Debian 13 — maven — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — maven — vulnerability — patch and remediation guide

  • February 22, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 22 February 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-26291 Upstream summary: Apache Maven will follow repositories that are defined in a dependency’s Project Object Model (pom) which may be surprising to some users, resulting in potential risk […]

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Debian 12 — node-yaml — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — node-yaml — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • February 22, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 22 February 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-2251 CVE-2026-33532 Upstream summary: Uncaught Exception in GitHub repository eemeli/yaml prior to 2.0.0-5. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

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openSUSE Tumbleweed — liblog4cxx15 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — liblog4cxx15 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • February 22, 2026
  • Linux
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🟠 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-2023-31038 CVE-2026-40023 CVE-2025-54812 Upstream summary: SQL injection in Log4cxx when using the ODBC appender to send log messages to a database. No fields sent to […]

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Ubuntu 24.04 — qemu — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — qemu — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • February 22, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 22 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8161-1 Related CVEs: CVE-2026-3195 CVE-2024-6519 CVE-2026-3842 CVE-2026-3196 CVE-2026-2243 CVE-2026-0665 CVE-2025-11234 CVE-2025-14876  +12 more Upstream summary: It was discovered that the LSI53C895A SCSI Host Bus Adapter implementation of QEMU incorrectly handled […]

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Ubuntu 24.04 — nginx — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — nginx — multiple vulnerabilities (11 CVEs) — patch and remediation guide

  • February 22, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 22 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8271-1 Related CVEs: CVE-2026-42945 CVE-2026-28753 CVE-2026-28755 CVE-2026-32647 CVE-2026-27651 CVE-2026-27784 CVE-2026-27654 CVE-2026-1642  +3 more Upstream summary: It was discovered that the nginx ngx_http_rewrite_module component incorrectly handled certain rewrite directives. A remote […]

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openSUSE Tumbleweed — libcoap3 — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libcoap3 — multiple vulnerabilities (10 CVEs) — patch and remediation guide

  • February 22, 2026
  • Linux
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🟠 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-2025-65493 CVE-2025-65494 CVE-2025-65495 CVE-2026-29013 CVE-2025-65496 CVE-2025-65497 CVE-2025-65498 CVE-2025-65499  +2 more Upstream summary: NULL pointer dereference in src/coap_openssl.c in OISM libcoap 4.3.5 allows remote attackers to […]

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Ubuntu 24.04 — systemd — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — systemd — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • February 22, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 22 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8119-1 Related CVEs: CVE-2026-29111 CVE-2025-4598 Upstream summary: It was discovered that systemd incorrectly handled certain cgroup paths. A local attacker could possibly use this issue to cause systemd to crash, […]

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Ubuntu 24.04 — policykit-1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — policykit-1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • February 22, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 22 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8173-1 Related CVEs: CVE-2025-7519 CVE-2026-4897 Upstream summary: It was discovered that polkit incorrectly handled nested elements in XML policy files. If an administrator were tricked into installing a malicious policy […]

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