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Ubuntu 22.04 — python3.10 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — python3.10 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • June 18, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 18 June 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8018-2 Related CVEs: CVE-2025-15367 CVE-2025-15366 CVE-2026-0865 https://bugs.launchpad.net/bugs/2143706 CVE-2025-15282 CVE-2026-0672 CVE-2025-13837 CVE-2025-11468  +12 more Upstream summary: USN-8018-1 fixed vulnerabilities in python3. That update introduced regressions. The patches for CVE-2025-15366 and CVE-2025-15367 […]

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Common Problems 115901

Ubuntu 26.04 LTS – unmet dependencies and held packages during apt upgrade – Fix & Prevention

  • June 18, 2026
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 18 June 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 […]

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Ubuntu 24.04 — linux-gcp — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — linux-gcp — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • June 18, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 18 June 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8278-1 Related CVEs: CVE-2024-50004 CVE-2024-58096 CVE-2024-58097 CVE-2025-37926 CVE-2025-38201 CVE-2025-38591 CVE-2025-40039 CVE-2025-40082  +12 more Upstream summary: It was discovered that the Linux kernel algif_aead module did not properly handle in-place cryptographic […]

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How to Configure Nginx Server Blocks (Virtual Hosts) on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Configure Nginx Server Blocks (Virtual Hosts) on Ubuntu 26.04

  • June 17, 2026
  • Linux
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Nginx server blocks — equivalent to Apache virtual hosts — let you host multiple websites on a single server, each with its own domain name, document root, and configuration. This guide creates and enables a server block on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 LTS server with Nginx […]

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Ubuntu 22.04 — rustc-1.81 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — rustc-1.81 — vulnerability — patch and remediation guide

  • June 17, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 17 June 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8168-1 Related CVEs: CVE-2026-33056 Upstream summary: It was discovered that tar-rs embedded in rustc incorrectly handled symlinks when unpacking a tar archive. If a user or automated system were tricked […]

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Ubuntu 24.04 — cjson — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — cjson — multiple vulnerabilities (6 CVEs) — patch and remediation guide

  • June 17, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 17 June 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7973-1 Related CVEs: CVE-2023-53154 CVE-2025-57052 CVE-2023-26819 CVE-2023-50471 CVE-2023-50472 CVE-2024-31755 Upstream summary: It was discovered that cJSON incorrectly handled parsing large numbers. An attacker could possibly use this issue to cause […]

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Ubuntu 22.04 — xwayland — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — xwayland — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • June 17, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 17 June 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7846-1 Related CVEs: CVE-2025-62230 CVE-2025-62231 CVE-2025-62229 CVE-2025-49175 CVE-2025-49176 CVE-2025-49177 CVE-2025-49178 CVE-2025-49179  +12 more Upstream summary: Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled certain memory operations. An attacker […]

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How to Set Up a DNS Server with Bind9 on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Install Java 24 (OpenJDK) on Ubuntu 26.04

  • June 16, 2026
  • Linux
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Java 24 is the latest release of the OpenJDK, featuring new Project Panama and Loom capabilities, improved garbage collectors, and preview features. Ubuntu 26.04 LTS ships with OpenJDK in its repositories. This guide installs Java 24 (OpenJDK) and configures it on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 LTS […]

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Common Problems 116077

Ubuntu 26.04 LTS – NTP drift causes Kerberos and TLS authentication failures – Fix & Prevention

  • June 16, 2026
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 16 June 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 […]

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Ubuntu 16.04 — vim — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — vim — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • June 16, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 16 June 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8213-1 Related CVEs: CVE-2026-39881 CVE-2026-35177 CVE-2026-33412 CVE-2026-34982 CVE-2026-32249 CVE-2026-26269 CVE-2026-28419 CVE-2026-28418  +12 more Upstream summary: Michał Majchrowicz discovered that Vim's zip plugin could overwrite arbitrary files. An attacker could possibly […]

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