Common Problems

Windows Server 2022 — KB5043138 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5043138 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5043138 • MSRC update-guide entry Related CVEs: CVE-2024-38230 CVE-2024-38236 CVE-2024-38240 CVE-2024-38249 CVE-2024-38250 CVE-2024-43467 CVE-2024-38014 CVE-2024-38217  +12 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Table of […]

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Alpine Linux edge — perl-starlet — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — perl-starlet — vulnerability — patch and remediation guide

  • May 23, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 0.32-r0 📖 ~4 min read  •  Source: Alpine secdb entry — perl-starlet 0.32-r0 Related CVEs: CVE-2026-40561 Upstream summary: Alpine community repository for vedge ships perl-starlet 0.32-r0 which addresses CVE-2026-40561. Table of contents Symptom & Impact Environment […]

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NetBSD 9.4 — ruby-actionpack61 — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ruby-actionpack61 — multiple vulnerabilities (9 CVEs) — patch and remediation guide

  • May 23, 2026
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2021-22903 CVE-2021-44528 CVE-2022-22577 CVE-2023-28362 CVE-2021-22885 CVE-2021-22902 CVE-2021-22904 CVE-2021-22942  +1 more Upstream summary: pkgsrc audit-packages flagged ruby{25,26,27,30}-actionpack61<6.1.3.2 for vulnerability class 'open-redirect'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-22903 Table of contents Symptom & Impact Environment […]

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openSUSE Tumbleweed — libtomcrypt1 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libtomcrypt1 — vulnerability — patch and remediation guide

  • May 23, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2018-12437 Upstream summary: LibTomCrypt through 1.18.1 allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To […]

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Alpine Linux edge — perl-xml-sig — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — perl-xml-sig — vulnerability — patch and remediation guide

  • May 23, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 0.68-r0 📖 ~4 min read  •  Source: Alpine secdb entry — perl-xml-sig 0.68-r0 Related CVEs: CVE-2025-40934 Upstream summary: Alpine community repository for vedge ships perl-xml-sig 0.68-r0 which addresses CVE-2025-40934. Table of contents Symptom & Impact Environment […]

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NetBSD 9.4 — ruby-actionpack70 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ruby-actionpack70 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • May 23, 2026
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2023-28362 CVE-2024-26143 CVE-2022-23633 Upstream summary: pkgsrc audit-packages flagged ruby{26,27,30,31}-actionpack70<6.1.7.4 for vulnerability class 'cross-site-scripting'. Reference: https://cve.report/CVE-2023-28362 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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openSUSE Tumbleweed — libtool — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libtool — vulnerability — patch and remediation guide

  • May 23, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SR:2010:006 (see also SUSE bugzilla) Related CVEs: CVE-2009-3736 Upstream summary: ltdl.c in libltdl in GNU Libtool 1.5.x, and 2.2.6 before 2.2.6b, as used in Ham Radio Control Libraries, Q, and possibly other […]

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Windows Server 2022 — KB5041770 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5041770 — security update — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5041770 • MSRC update-guide entry Related CVEs: CVE-2024-38178 Affected components: Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Windows Server 2022 — KB5042320 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5042320 — security update — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5042320 • MSRC update-guide entry Related CVEs: CVE-2024-38163 Affected components: Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Alpine Linux edge — perl-yaml-syck — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — perl-yaml-syck — vulnerability — patch and remediation guide

  • May 23, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.45-r0 📖 ~4 min read  •  Source: Alpine secdb entry — perl-yaml-syck 1.45-r0 Related CVEs: CVE-2026-4177 Upstream summary: Alpine main repository for vedge ships perl-yaml-syck 1.45-r0 which addresses CVE-2026-4177. Table of contents Symptom & Impact Environment […]

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