Security Hardening

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 0.4.7-r0 📖 ~4 min read  •  Source: Alpine secdb entry — umoci 0.4.7-r0 Related CVEs: CVE-2021-29136 Upstream summary: Alpine community repository for vv3.19 ships umoci 0.4.7-r0 which addresses CVE-2021-29136. Table of contents Symptom & Impact Environment […]

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openSUSE Tumbleweed — python311-impacket — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python311-impacket — vulnerability — 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-2025-33073 Upstream summary: Unknown. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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

AlmaLinux 8 — parted — 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-2021:4477 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 — gcc — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — gcc — multiple vulnerabilities (3 CVEs) — 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 ALAS2023-2023-342 Related CVEs: CVE-2023-4039 CVE-2021-42574 CVE-2022-27943 Upstream summary: An issue was found in a defense in depth feature of the GCC compiler on aarch64 platforms. The stack protector feature (-fstack-protector) […]

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Windows Server 2019 — KB5033433 — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5033433 — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5033433 • MSRC update-guide entry Related CVEs: CVE-2023-35641 CVE-2023-35628 CVE-2023-35630 CVE-2023-21740 CVE-2023-20588 CVE-2023-36012 CVE-2023-36004 CVE-2023-36005  +5 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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

NetBSD 9.4 — tkman — 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-2008-5137 Upstream summary: pkgsrc audit-packages flagged tkman-[0-9]* for vulnerability class 'privilege-escalation'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5137 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 0.9.8-r0 📖 ~4 min read  •  Source: Alpine secdb entry — uriparser 0.9.8-r0 Related CVEs: CVE-2024-34402 CVE-2024-34403 CVE-2021-46141 CVE-2021-46142 Upstream summary: Alpine community repository for vv3.19 ships uriparser 0.9.8-r0 which addresses CVE-2024-34402. Table of contents Symptom […]

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openSUSE Tumbleweed — python311-urllib3_1 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python311-urllib3_1 — 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-2026:21728-1 (see also SUSE bugzilla) Related CVEs: CVE-2026-44431 Upstream summary: urllib3 is an HTTP client library for Python. From 1.23 to before 2.7.0, cross-origin redirects followed from the low-level API via ProxyManager.connection_from_url().urlopen(…, […]

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

AlmaLinux 8 — pcm — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2021:4345 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 — dmidecode — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — dmidecode — 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 ALAS2023-2023-328 Related CVEs: CVE-2023-30630 Upstream summary: Dmidecode before 3.5 allows -dump-bin to overwrite a local file. This has security relevance because, for example, execution of Dmidecode via Sudo is plausible. […]

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