Security Hardening

Alpine Linux 3.19 — libspf2 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — libspf2 — 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 1.2.11-r3 📖 ~4 min read  •  Source: Alpine secdb entry — libspf2 1.2.11-r3 Related CVEs: CVE-2023-42118 CVE-2021-33912 CVE-2021-33913 CVE-2021-20314 Upstream summary: Alpine main repository for vv3.19 ships libspf2 1.2.11-r3 which addresses CVE-2023-42118. Table of contents Symptom […]

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openSUSE Tumbleweed — libQt5NetworkAuth5 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libQt5NetworkAuth5 — vulnerability — 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-2024:0138-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-36048 Upstream summary: QAbstractOAuth in Qt Network Authorization in Qt before 5.15.17, 6.x before 6.2.13, 6.3.x through 6.5.x before 6.5.6, and 6.6.x through 6.7.x before […]

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

AlmaLinux 8 — libmemcached — 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-2022:1794 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 — grpc — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — grpc — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2024-474 Related CVEs: CVE-2023-44487 CVE-2023-32731 CVE-2023-32732 CVE-2023-4785 CVE-2024-11407 CVE-2024-7246 Upstream summary: The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, […]

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NetBSD 9.4 — python310 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — python310 — multiple vulnerabilities (20 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-2022-42919 CVE-2023-6597 CVE-2025-4516 CVE-2022-0391 CVE-2015-20107 CVE-2023-24329 CVE-2024-8088 CVE-2024-12718  +12 more Upstream summary: pkgsrc audit-packages flagged python310<3.10.9 for vulnerability class 'arbitrary-code-execution'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2022-42919 Table of contents Symptom & Impact Environment […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 20200505-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libspiro 20200505-r0 Related CVEs: CVE-2019-19847 Upstream summary: Alpine community repository for vv3.19 ships libspiro 20200505-r0 which addresses CVE-2019-19847. Table of contents Symptom & Impact Environment […]

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

openSUSE Tumbleweed — cacti — 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-2024:0274-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-25641 CVE-2024-34340 CVE-2023-39361 CVE-2022-46169 CVE-2022-0730 CVE-2024-27082 CVE-2024-31445 CVE-2024-31458  +12 more Upstream summary: Cacti provides an operational monitoring and fault management framework. Prior to version 1.2.27, […]

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

AlmaLinux 8 — libnftnl — 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-2022:2101 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 — kernel-livepatch-6.1.49-69.116 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel-livepatch-6.1.49-69.116 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023LIVEPATCH-2023-025 Related CVEs: CVE-2023-42752 CVE-2023-45871 CVE-2023-4623 CVE-2023-4921 CVE-2023-5090 CVE-2023-5197 CVE-2023-5717 Upstream summary: An integer overflow in kmalloc_reserve() in the Linux kernel may allow a local user to crash the system, […]

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NetBSD 9.4 — python311 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — python311 — multiple vulnerabilities (20 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-2023-6597 CVE-2025-4516 CVE-2023-24329 CVE-2024-8088 CVE-2024-12718 CVE-2025-4138 CVE-2025-4330 CVE-2025-4435  +12 more Upstream summary: pkgsrc audit-packages flagged python311<3.11.8 for vulnerability class 'privilege-escalation'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2023-6597 Table of contents Symptom & Impact Environment […]

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