Security Hardening

Alpine Linux 3.19 — py3-treq — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — py3-treq — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 22.1.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — py3-treq 22.1.0-r0 Related CVEs: GHSA-fhpf-pp6p-55qc Upstream summary: Alpine community repository for vv3.19 ships py3-treq 22.1.0-r0 which addresses GHSA-fhpf-pp6p-55qc. Table of contents Symptom & Impact Environment […]

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openSUSE Tumbleweed — live555 — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — live555 — multiple vulnerabilities (12 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-2021:0915-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-15232 CVE-2018-4013 CVE-2019-6256 CVE-2019-7314 CVE-2019-9215 CVE-2021-28899 CVE-2021-38380 CVE-2021-38381  +4 more Upstream summary: Live555 before 2019.08.16 has a Use-After-Free because GenericMediaServer::createNewClientSessionWithId can generate the same client […]

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

AlmaLinux 8 — dwz — 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-2021:4244 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 — perl-Authen-SASL — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — perl-Authen-SASL — 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 ALAS2023-2025-1156 Related CVEs: CVE-2025-40918 Upstream summary: Authen::SASL::Perl::DIGEST_MD5 versions 2.04 through 2.1800 for Perl generates the cnonce insecurely. The cnonce (client nonce) is generated from an MD5 hash of the PID, […]

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

NetBSD 9.4 — ssmtp — 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-2008-7258 Upstream summary: pkgsrc audit-packages flagged ssmtp<2.61 for vulnerability class 'remote-user-access'. Reference: http://lists.debian.org/debian-security-announce-2004/msg00084.html Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Alpine Linux 3.19 — py3-ujson — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — py3-ujson — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 5.4.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — py3-ujson 5.4.0-r0 Related CVEs: CVE-2022-31116 CVE-2022-31117 CVE-2021-45958 Upstream summary: Alpine community repository for vv3.19 ships py3-ujson 5.4.0-r0 which addresses CVE-2022-31116. Table of contents Symptom & […]

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openSUSE Tumbleweed — mariadb — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — mariadb — multiple vulnerabilities (20 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-2020:2090-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-15180 CVE-2026-32710 CVE-2021-46661 CVE-2021-46663 CVE-2022-24048 CVE-2022-24050 CVE-2022-24051 CVE-2022-24052  +12 more Upstream summary: A flaw was found in the mysql-wsrep component of mariadb. Lack of input […]

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Windows Server 2019 — KB5039225 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5039225 — 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 KB5039225 • MSRC update-guide entry Related CVEs: CVE-2024-30080 CVE-2024-30069 CVE-2024-30077 CVE-2024-30078 CVE-2024-30082 CVE-2024-35250 CVE-2024-30063 CVE-2024-30065  +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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

AlmaLinux 8 — dyninst — 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-2021:4232 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 — libmicrohttpd — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — libmicrohttpd — 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 ALAS2023-2025-1133 Related CVEs: CVE-2023-27371 Upstream summary: GNU libmicrohttpd before 0.9.76 allows remote DoS (Denial of Service) due to improper parsing of a multipart/form-data boundary in the postprocessor.c MHD_create_post_processor() method. This […]

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