Operations

Windows Server 2022 — KB5087470 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5087470 — 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 KB5087470 • MSRC update-guide entry Related CVEs: CVE-2026-35421 CVE-2026-41089 CVE-2026-32161 CVE-2026-40403 CVE-2026-21530 CVE-2026-33834 CVE-2026-34329 CVE-2026-34330  +12 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Microsoft summary: […]

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Alpine Linux 3.20 — opensmtpd — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — opensmtpd — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 6.6.2p1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — opensmtpd 6.6.2p1-r0 Related CVEs: CVE-2020-7247 Upstream summary: Alpine community repository for vv3.20 ships opensmtpd 6.6.2p1-r0 which addresses CVE-2020-7247. Table of contents Symptom & Impact Environment […]

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NetBSD 9.4 — gummi — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — gummi — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged gummi<0.6.6 for vulnerability class 'symlink-attack'. Reference: http://www.openwall.com/lists/oss-security/2015/10/08/5 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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

openSUSE Tumbleweed — velero — multiple vulnerabilities (3 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 Related CVEs: CVE-2020-29652 CVE-2021-3121 CVE-2020-3996 Upstream summary: A nil pointer dereference in the golang.org/x/crypto/ssh component through v0.0.0-20201203163018-be400aefbc4c for Go allows remote attackers to cause a denial of service against SSH servers. […]

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AlmaLinux 9 — bind-dyndb-ldap — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — bind-dyndb-ldap — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2024:5231 Related CVEs: CVE-2024-1737 CVE-2024-1975 CVE-2024-4076 CVE-2023-4408 CVE-2023-50387 CVE-2023-50868 CVE-2023-5517 CVE-2023-5679  +1 more Upstream summary: The Berkeley Internet Name Domain (BIND) is an implementation of the Domain Name System (DNS) protocols. BIND […]

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Alpine Linux 3.20 — opensmtpd-extras — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — opensmtpd-extras — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 6.6.4-r0 📖 ~4 min read  •  Source: Alpine secdb entry — opensmtpd-extras 6.6.4-r0 Related CVEs: CVE-2020-8794 Upstream summary: Alpine community repository for vv3.20 ships opensmtpd-extras 6.6.4-r0 which addresses CVE-2020-8794. Table of contents Symptom & Impact Environment […]

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

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

🟡 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-2019-3827 CVE-2019-12448 CVE-2019-12447 CVE-2019-12449 CVE-2019-12795 CVE-2026-28295 CVE-2026-28296 Upstream summary: pkgsrc audit-packages flagged gvfs<1.39.4 for vulnerability class 'arbitrary-file-write'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2019-3827 Table of contents Symptom & Impact Environment & Reproduction Root […]

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openSUSE Tumbleweed — rust1.56 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — rust1.56 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory TID000020535 (see also SUSE bugzilla) Related CVEs: CVE-2021-42574 CVE-2022-21658 Upstream summary: An issue was discovered in the Bidirectional Algorithm in the Unicode Specification through 14.0. It permits the visual reordering of characters […]

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Windows Server 2022 — KB5087471 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5087471 — 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 KB5087471 • MSRC update-guide entry Related CVEs: CVE-2026-35421 CVE-2026-41089 CVE-2026-32161 CVE-2026-40403 CVE-2026-21530 CVE-2026-33834 CVE-2026-34329 CVE-2026-34330  +12 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Microsoft summary: […]

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AlmaLinux 9 — python3.11-setuptools — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — python3.11-setuptools — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2024:5279 Related CVEs: CVE-2024-6345 CVE-2025-47273 Upstream summary: Setuptools is a collection of enhancements to the Python 3 distutils that allow you to more easily build and distribute Python 3 packages, especially ones […]

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