Troubleshooting

Debian 13 — sqlgrey — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — sqlgrey — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-1113 Upstream summary: SQL injection vulnerability in SQLgrey Postfix greylisting service before 1.2.0 allows remote attackers to execute arbitrary SQL commands via the (1) sender or (2) recipient […]

Read more
openSUSE Tumbleweed — heroic-games-launcher — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — heroic-games-launcher — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2026-28292 CVE-2026-34601 CVE-2026-33036 CVE-2026-27606 CVE-2026-26278 CVE-2026-22029 CVE-2026-3449 Upstream summary: `simple-git`, an interface for running git commands in any node.js application, has an issue in versions […]

Read more
How to Set Up Chef Infra Client on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up Chef Infra Client on FreeBSD 15

Introduction FreeBSD 15 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up set up chef infra client on FreeBSD 15 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux distribution. This […]

Read more
Debian 12 — libapache-session-browseable-perl — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libapache-session-browseable-perl — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-36659 CVE-2026-8503 Upstream summary: In Apache::Session::Browseable before 1.3.6, validity of the X.509 certificate is not checked by default when connecting to remote LDAP backends, because the default configuration […]

Read more
Ubuntu 24.04 — python-multipart — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — python-multipart — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 12 May 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8027-1 Related CVEs: CVE-2026-24486 CVE-2024-53981 CVE-2024-24762 Upstream summary: It was discovered that Python-Multipart incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause Python-Multipart to consume […]

Read more
Common Problems 115911

Ubuntu 26.04 LTS – do-release-upgrade fails because of third-party repositories – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 12 May 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

Read more
Windows Server 2016 — KB5063877 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5063877 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5063877 • MSRC update-guide entry Related CVEs: CVE-2025-50177 CVE-2025-53766 CVE-2025-53778 CVE-2025-49751 CVE-2025-49743 CVE-2025-49761 CVE-2025-49762 CVE-2025-50153  +12 more Affected components: Windows Server 2016 Microsoft summary: Use after free in Windows Message Queuing allows […]

Read more
Ubuntu 22.04 — node-katex — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — node-katex — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 12 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7572-1 Related CVEs: CVE-2024-28246 CVE-2024-28245 CVE-2025-23207 CVE-2024-28243 Upstream summary: Juho Forsén discovered that KaTeX did not correctly handle certain inputs, which could lead to an infinite loop. If a user […]

Read more
Ubuntu 22.04 — mako — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — mako — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8234-1 Related CVEs: CVE-2026-41205 CVE-2022-40023 Upstream summary: It was discovered that Mako incorrectly handled URIs with double-slash prefixes in TemplateLookup. A remote attacker could possibly use this issue to obtain […]

Read more
Ubuntu 16.04 — gst-plugins-base1.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — gst-plugins-base1.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 12 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7827-1 Related CVEs: CVE-2025-47808 CVE-2025-47806 CVE-2025-47807 CVE-2024-47542 CVE-2023-37328 CVE-2024-47615 CVE-2024-47538 CVE-2024-47607  +12 more Upstream summary: Shaun Mirani discovered that GStreamer Base Plugins did not correctly handle certain memory operations. An […]

Read more
CHAT