Security Hardening

NetBSD 9.4 — python313 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — python313 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • May 24, 2026
  • BSD
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🟠 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-2025-4516 CVE-2024-12718 CVE-2025-4138 CVE-2025-4330 CVE-2025-4435 CVE-2025-4517 CVE-2025-8291 CVE-2025-11468  +12 more Upstream summary: pkgsrc audit-packages flagged python313<3.13.4 for vulnerability class 'use-after-free'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-4516 Table of contents Symptom & Impact Environment […]

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

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

  • May 24, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 1.12.1-r1 📖 ~4 min read  •  Source: Alpine secdb entry — libupnp 1.12.1-r1 Related CVEs: CVE-2020-13848 Upstream summary: Alpine community repository for vv3.19 ships libupnp 1.12.1-r1 which addresses CVE-2020-13848. Table of contents Symptom & Impact Environment […]

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openSUSE Tumbleweed — tinyproxy — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — tinyproxy — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • May 24, 2026
  • Linux
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🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2024:0119-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-49606 CVE-2026-3945 CVE-2022-40468 CVE-2017-11747 CVE-2012-3505 Upstream summary: A use-after-free vulnerability exists in the HTTP Connection Headers parsing in Tinyproxy 1.11.1 and Tinyproxy 1.10.0. A specially […]

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

AlmaLinux 8 — libpinyin — vulnerability — patch and remediation guide

  • May 24, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2022:1790 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-6.1.55-75.123 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel-livepatch-6.1.55-75.123 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • May 24, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023LIVEPATCH-2023-023 Related CVEs: CVE-2023-5090 CVE-2023-5197 CVE-2023-5717 Upstream summary: x86: KVM: SVM: always update the x2avic msr interception (CVE-2023-5090) A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be […]

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Windows Server 2019 — KB5058403 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5058403 — 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 KB5058403 • MSRC update-guide entry Related CVEs: CVE-2025-32710 CVE-2025-29966 CVE-2025-29967 CVE-2025-29833 CVE-2024-49128 CVE-2025-47955 CVE-2025-29959 CVE-2025-29960  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Use after free in Windows […]

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NetBSD 9.4 — python32 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — python32 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • May 24, 2026
  • BSD
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🟠 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-2014-1912 CVE-2012-2135 CVE-2014-2667 Upstream summary: pkgsrc audit-packages flagged python32-[0-9]* for vulnerability class 'arbitrary-code-execution'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-1912 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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

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

  • May 24, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 1.39.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libuv 1.39.0-r0 Related CVEs: CVE-2020-8252 Upstream summary: Alpine main repository for vv3.19 ships libuv 1.39.0-r0 which addresses CVE-2020-8252. Table of contents Symptom & Impact Environment […]

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

openSUSE Tumbleweed — luajit — vulnerability — patch and remediation guide

  • May 24, 2026
  • Linux
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🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2020:198-1 Related CVEs: CVE-2019-19391 Upstream summary: In LuaJIT through 2.0.5, as used in Moonjit before 2.1.2 and other products, debug.getinfo has a type confusion issue that leads to arbitrary memory write or […]

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AlmaLinux 8 — libpmemobj-cpp — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libpmemobj-cpp — vulnerability — patch and remediation guide

  • May 24, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2022:1943 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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