Security Hardening

Alpine Linux 3.19 — swayr — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — swayr — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 0.16.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — swayr 0.16.1-r0 Related CVEs: CVE-2022-24713 Upstream summary: Alpine community repository for vv3.19 ships swayr 0.16.1-r0 which addresses CVE-2022-24713. Table of contents Symptom & Impact Environment […]

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

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

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2020:0557-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-20787 CVE-2020-12066 CVE-2014-9351 Upstream summary: Teeworlds before 0.7.4 has an integer overflow when computing a tilemap size. Table of contents Symptom & Impact Environment & […]

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Windows Server 2019 — KB5034169 — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5034169 — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5034169 • MSRC update-guide entry Related CVEs: CVE-2024-20674 CVE-2024-20654 CVE-2024-20657 CVE-2024-20680 CVE-2024-20683 CVE-2024-20691 CVE-2024-21307 CVE-2024-21313  +11 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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

NetBSD 9.4 — tcpslice — vulnerability — patch and remediation guide

🟠 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-2021-41043 Upstream summary: pkgsrc audit-packages flagged tcpslice<1.5 for vulnerability class 'use-after-free'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-41043 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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

AlmaLinux 8 — lsscsi — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4508 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 — graphviz — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — graphviz — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2024-527 Related CVEs: CVE-2023-46045 Upstream summary: buffer overflow via a crafted config6a file NOTE: Crosses no security boundary, config files are under local control NOTE: https://gitlab.com/graphviz/graphviz/-/issues/2441 NOTE: Introduced by: https://gitlab.com/graphviz/graphviz/-/commit/cf95714837f06f684929b54659523c2c9b1fc19f […]

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Windows Server 2019 — KB5034171 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5034171 — 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 KB5034171 • MSRC update-guide entry Related CVEs: CVE-2024-20674 CVE-2024-20654 CVE-2024-20657 CVE-2024-20658 CVE-2024-20680 CVE-2024-20682 CVE-2024-20683 CVE-2024-20691  +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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NetBSD 9.4 — teTeX-bin — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — teTeX-bin — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 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-2010-0739 CVE-2010-1440 Upstream summary: pkgsrc audit-packages flagged teTeX-bin<2.0.2nb3 for vulnerability class 'remote-code-execution'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-1125 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

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Alpine Linux 3.19 — syncthing — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — syncthing — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 1.15.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — syncthing 1.15.1-r0 Related CVEs: CVE-2021-21404 Upstream summary: Alpine community repository for vv3.19 ships syncthing 1.15.1-r0 which addresses CVE-2021-21404. Table of contents Symptom & Impact Environment […]

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openSUSE Tumbleweed — texlive — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — texlive — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2019-18604 CVE-2023-32700 CVE-2016-10243 CVE-2018-17407 CVE-2023-32668 CVE-2020-8016 Upstream summary: In axohelp.c before 1.3 in axohelp in axodraw2 before 2.1.1b, as distributed in TeXLive and other collections, […]

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