June 2026 - Page 83 of 198

Amazon Linux 2023 — ecs-init — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — ecs-init — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • June 18, 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 ALAS2023-2026-1552 Related CVEs: CVE-2026-25679 CVE-2026-27139 CVE-2026-27142 CVE-2026-33186 CVE-2025-65637 CVE-2025-47912 CVE-2025-58183 CVE-2025-58185  +12 more Upstream summary: url.Parse insufficiently validated the host/authority component and accepted some invalid URLs. (CVE-2026-25679) On Unix platforms, […]

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How to Configure Unattended Upgrades on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Set Up UFW Firewall on Ubuntu 26.04

  • June 18, 2026
  • Linux
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UFW (Uncomplicated Firewall) is the default firewall management tool on Ubuntu. It wraps iptables with a simplified interface, making it easy to allow or deny traffic by port, service name, or IP range. This guide shows you how to set up and manage UFW on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS […]

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How to Set Up VLAN Tagging on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up VLAN Tagging on FreeBSD 15

  • June 18, 2026
  • FreeBSD
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Introduction How to Set Up VLAN Tagging on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]

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Windows Server 2022 — KB5050182 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5050182 — security update — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5050182 • MSRC update-guide entry Related CVEs: CVE-2025-21176 Affected components: Microsoft .NET Framework 3.5 AND 4.8.1 on Windows Server 2022, 23H2 Edition (Server Core installation) Table of contents Symptom & Impact Environment […]

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FreeBSD 15 — elinks — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — elinks — vulnerability — patch and remediation guide

  • June 18, 2026
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 18 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: elinks — buffer overflow vulnerability Related CVEs: CVE-2008-7224 Upstream summary: SecurityFocus reports: ELinks is prone to an off-by-one buffer-overflow vulnerability because the application fails to accurately reference the last element […]

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FreeBSD 15 — isc-dhcp44-server — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — isc-dhcp44-server — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • June 18, 2026
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 18 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: isc-dhcp — remotely exploitable vulnerability Related CVEs: CVE-2018-5732 CVE-2018-5733 CVE-2021-25217 Upstream summary: Michael McNally reports: Program code used by the ISC DHCP package to read and parse stored leases has […]

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Amazon Linux 2023 — perl-CryptX — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — perl-CryptX — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • June 18, 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 ALAS2023-2026-1641 Related CVEs: CVE-2026-41564 CVE-2023-36328 CVE-2025-40914 Upstream summary: NOTE: https://lists.security.metacpan.org/cve-announce/msg/39209500/ NOTE: https://github.com/DCIT/perl-CryptX/security/advisories/GHSA-24c2-gp6c-24c6 NOTE: Fixed by: https://github.com/DCIT/perl-CryptX/commit/9a1dd3e0c27d68e32450be5538b864c2b115ee15 (v0.088) (CVE-2026-41564) Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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FreeBSD 15 — apache+mod_ssl+mod_accel — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — apache+mod_ssl+mod_accel — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • June 18, 2026
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 18 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: apache — Prevent chunk-size integer overflow on platforms where sizeof(int) < sizeof(long) Related CVEs: CVE-2005-2088 CVE-2005-3352 CVE-2006-3747 Upstream summary: Apache ChangeLog reports: Integer overflow in the ap_proxy_send_fb function in proxy/proxy_util.c […]

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