Security Hardening

Windows Server 2022 — KB5034176 — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5034176 — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5034176 • MSRC update-guide entry Related CVEs: CVE-2024-20674 CVE-2024-20654 CVE-2024-20657 CVE-2024-20680 CVE-2024-20683 CVE-2024-21313 CVE-2024-20653 CVE-2024-20655  +8 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Table of […]

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

Debian 12 — xmedcon — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 May 2025 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-29421 CVE-2025-2581 Upstream summary: xmedcon 0.23.0 and fixed in v.0.24.0 is vulnerable to Buffer Overflow via libs/dicom/basic.c which allows an attacker to execute arbitrary code. Table of contents […]

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Ubuntu 24.04 — resteasy — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — resteasy — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 26 May 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7351-1 Related CVEs: CVE-2020-10688 CVE-2020-1695 CVE-2020-25633 CVE-2021-20289 CVE-2023-0482 CVE-2024-9622 Upstream summary: Nikos Papadopoulos discovered that RESTEasy improperly handled URL encoding when certain errors occur. An attacker could possibly use this […]

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Windows Server 2022 — KB5040431 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5040431 — 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 KB5040431 • MSRC update-guide entry Related CVEs: CVE-2024-38060 CVE-2024-38184 CVE-2024-38191 CVE-2024-38185 CVE-2024-38186 CVE-2024-38187 CVE-2024-21417 CVE-2024-28899  +12 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Table of […]

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Alpine Linux 3.20 — minio — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — minio — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 0.20240131.202033-r0 📖 ~4 min read  •  Source: Alpine secdb entry — minio 0.20240131.202033-r0 Related CVEs: CVE-2024-24747 CVE-2020-11012 Upstream summary: Alpine community repository for vv3.20 ships minio 0.20240131.202033-r0 which addresses CVE-2024-24747. Table of contents Symptom & Impact […]

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

Oracle Linux 9 — poppler — vulnerability — patch and remediation guide (ELSA-2024-9167)

🟡 Medium   ⏱ 10–30 min  Last verified: 26 May 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-9167 Related CVEs: CVE-2024-6239 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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Rocky Linux 8 — brotli — vulnerability — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — brotli — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:2389 Related CVEs: CVE-2025-6176 Upstream summary: Brotli is a generic-purpose lossless compression algorithm that compresses data using a combination of a modern variant of the LZ77 algorithm, Huffman coding and […]

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openSUSE Tumbleweed — python39-black — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python39-black — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2024:2481-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-21503 Upstream summary: Versions of the package black before 24.3.0 are vulnerable to Regular Expression Denial of Service (ReDoS) via the lines_with_leading_tabs_expanded function in the […]

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Oracle Linux 8 — grafana-pcp — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — grafana-pcp — vulnerability — patch and remediation guide (ELSA-2024-8847)

🟡 Medium   ⏱ 10–30 min  Last verified: 26 May 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-8847 Related CVEs: CVE-2024-9355 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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openSUSE Tumbleweed — libheif1 — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libheif1 — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 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-2023-0996 CVE-2024-41311 CVE-2025-68431 CVE-2023-29659 CVE-2023-49460 CVE-2023-49463 CVE-2023-49462 CVE-2023-49464  +2 more Upstream summary: There is a vulnerability in the strided image data parsing code in the […]

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