Security Hardening

Windows Server 2019 — KB5035930 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5035930 — 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 KB5035930 • MSRC update-guide entry Related CVEs: CVE-2024-21407 CVE-2024-21429 CVE-2024-21430 CVE-2024-21439 CVE-2024-21441 CVE-2024-21444 CVE-2024-21446 CVE-2024-21450  +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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NetBSD 9.4 — suse_krb5 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — suse_krb5 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • May 24, 2026
  • 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-2010-1323 CVE-2010-1324 CVE-2010-4020 CVE-2014-4343 CVE-2014-4341 CVE-2014-4342 CVE-2014-4344 Upstream summary: pkgsrc audit-packages flagged suse{,32}_krb5<11.3nb1 for vulnerability class 'remote-spoofing'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-1323 Table of contents Symptom & Impact Environment & Reproduction Root […]

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AlmaLinux 8 — hwloc — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — hwloc — vulnerability — patch and remediation guide

  • May 24, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2021:4488 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Amazon Linux 2023 — jsoup — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — jsoup — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • May 24, 2026
  • 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 ALAS2023-2025-884 Related CVEs: CVE-2021-37714 CVE-2022-36033 Upstream summary: jsoup is a Java library for working with HTML. Those using jsoup versions prior to 1.14.2 to parse untrusted HTML or XML may […]

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Windows Server 2019 — KB5035959 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5035959 — 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 KB5035959 • MSRC update-guide entry Related CVEs: CVE-2024-21407 CVE-2024-21408 CVE-2024-21429 CVE-2024-21430 CVE-2024-21438 CVE-2024-21439 CVE-2024-21441 CVE-2024-21443  +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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NetBSD 9.4 — suse_libcups — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — suse_libcups — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • May 24, 2026
  • 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-2009-1182 CVE-2014-3537 CVE-2014-5029 CVE-2014-5030 CVE-2014-5031 Upstream summary: pkgsrc audit-packages flagged suse{,32}_libcups<11.3 for vulnerability class 'arbitrary-code-execution'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-1182 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Alpine Linux 3.19 — rsyslog — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — rsyslog — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • May 24, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 8.2204.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — rsyslog 8.2204.1-r0 Related CVEs: CVE-2022-24903 CVE-2019-17040 CVE-2019-17041 CVE-2019-17042 Upstream summary: Alpine main repository for vv3.19 ships rsyslog 8.2204.1-r0 which addresses CVE-2022-24903. Table of contents Symptom […]

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openSUSE Tumbleweed — python-pyramid — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python-pyramid — vulnerability — patch and remediation guide

  • May 24, 2026
  • Linux
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🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2014:0903-1 (see also SUSE bugzilla) Related CVEs: CVE-2014-4671 Upstream summary: Adobe Flash Player before 13.0.0.231 and 14.x before 14.0.0.145 on Windows and OS X and before 11.2.202.394 on Linux, Adobe AIR before […]

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AlmaLinux 8 — ipmitool — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — ipmitool — vulnerability — patch and remediation guide

  • May 24, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4307 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Amazon Linux 2023 — harfbuzz — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — harfbuzz — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • May 24, 2026
  • 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 ALAS2023-2025-848 Related CVEs: CVE-2024-56732 CVE-2021-45931 CVE-2022-33068 CVE-2023-25193 Upstream summary: HarfBuzz is a text shaping engine. Starting with 8.5.0 through 10.0.1, there is a heap-based buffer overflow in the hb_cairo_glyphs_from_buffer function. […]

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