Linux

Common Problems 115990

Ubuntu 26.04 LTS unattended-upgrades Stuck and Holding dpkg

🟡 Medium   ⏱ 5–30 min  Last verified: 10 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 […]

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How to Install Java OpenJDK 17 on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Java OpenJDK 17 on RHEL 10

Introduction This tutorial demonstrates how to Install Java OpenJDK 17 on RHEL 10 on RHEL 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered RHEL 10 system with the default AppStream repositories […]

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AlmaLinux 10 — buildah — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 10

AlmaLinux 10 — buildah — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 10 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:3297 Related CVEs: CVE-2025-61726 CVE-2025-61729 CVE-2025-68121 CVE-2025-47913 CVE-2025-52881 CVE-2025-58183 Upstream summary: The buildah package provides a tool for facilitating building OCI container images. Among other things, buildah enables you to: Create a […]

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Amazon Linux 2023 — screen — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — screen — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2025-1006 Related CVEs: CVE-2025-46802 CVE-2023-24626 Upstream summary: TTY Hijacking while Attaching to a Multiuser Session in the screen package Has potential to break some reattach use cases, but the specific […]

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Common Problems 116080

Ubuntu 26.04 LTS sudo Broken by Invalid sudoers Syntax

🔴 Critical   ⏱ 5–30 min  Last verified: 10 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 […]

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Debian 13 — python-biopython — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — python-biopython — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 May 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-68463 Upstream summary: Bio.Entrez in Biopython through 186 allows doctype XXE. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 10 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-35605 CVE-2022-41322 CVE-2026-33633 Upstream summary: The Graphics Protocol feature in graphics.c in kitty before 0.19.3 allows remote attackers to execute arbitrary code because a filename containing special characters […]

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Debian 11 — miniupnpd — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — miniupnpd — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 10 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-2600 CVE-2017-1000494 CVE-2019-12107 CVE-2019-12108 CVE-2019-12109 CVE-2019-12110 CVE-2019-12111 CVE-2026-5720 Upstream summary: MiniUPnPd has information disclosure use of snprintf() Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Debian 13 — gst-plugins-bad1.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — gst-plugins-bad1.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 10 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-9445 CVE-2016-9446 CVE-2016-9809 CVE-2016-9812 CVE-2016-9813 CVE-2017-5843 CVE-2017-5848 CVE-2021-3185  +12 more Upstream summary: Integer overflow in the vmnc decoder in the gstreamer allows remote attackers to cause a denial […]

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