chris

Debian 11 — phpunit — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — phpunit — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 28 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-9841 CVE-2026-24765 CVE-2026-41570 Upstream summary: Util/PHP/eval-stdin.php in PHPUnit before 4.8.28 and 5.x before 5.6.3 allows remote attackers to execute arbitrary PHP code via HTTP POST data beginning with […]

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Debian 11 — streamlink — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — streamlink — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 28 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2026-44353 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Debian 13 — sddm — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — sddm — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 28 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-7271 CVE-2014-7272 CVE-2015-0856 CVE-2018-14345 CVE-2020-28049 Upstream summary: Simple Desktop Display Manager (SDDM) before 0.10.0 allows local users to log in as user "sddm" without authentication. Table of contents […]

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NetBSD 9.4 — libmicrohttpd — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — libmicrohttpd — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2021-3466 CVE-2023-27371 CVE-2025-59777 CVE-2025-62689 Upstream summary: pkgsrc audit-packages flagged libmicrohttpd<0.9.32 for vulnerability class 'multiple-vulnerabilities'. Reference: http://secunia.com/advisories/55903/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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How to Install OpenJDK 17 on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install OpenJDK 17 on FreeBSD 15

Introduction Deploying install openjdk 17 on a FreeBSD 15 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base + ports approach […]

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Debian 11 — leaflet — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — leaflet — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 28 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-69993 Upstream summary: Leaflet versions up to and including 1.9.4 are vulnerable to Cross-Site Scripting (XSS) via the bindPopup() method. This method renders user-supplied input as raw HTML […]

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Debian 12 — tmate — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — tmate — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 28 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2026-4751 Upstream summary: NULL Pointer Dereference vulnerability in tmate-io tmate.This issue affects tmate: before 2.4.0. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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Windows Server 2019 — KB5071503 — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5071503 — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5071503 • MSRC update-guide entry Related CVEs: CVE-2025-62458 CVE-2025-62466 CVE-2025-62470 CVE-2025-62472 CVE-2025-62473 CVE-2025-62549 CVE-2025-62571 CVE-2025-62455  +3 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Heap-based buffer overflow in Windows […]

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Ubuntu 22.04 — gdk-pixbuf — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — gdk-pixbuf — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 28 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8156-1 Related CVEs: CVE-2026-5201 CVE-2025-6199 CVE-2025-7345 CVE-2022-48622 CVE-2021-44648 Upstream summary: It was discovered that GDK-PixBuf incorrectly handled certain JPEG files. An attacker could use this issue to cause GDK-PixBuf to […]

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Windows Server 2019 — KB5093447 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5093447 — security update — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5093447 • MSRC update-guide entry Related CVEs: CVE-2026-32177 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 Microsoft summary: Heap-based buffer overflow in .NET allows an unauthorized attacker to […]

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