Linux

Ubuntu 22.04 — python-webob — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — python-webob — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 June 2025 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6984-1 Related CVEs: CVE-2024-42353 Upstream summary: It was discovered that WebOb incorrectly handled certain URLs. An attacker could possibly use this issue to control a redirect or forward to another […]

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Ubuntu 20.04 — git-lfs — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — git-lfs — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 June 2025 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7977-1 Related CVEs: CVE-2024-53263 CVE-2025-26625 Upstream summary: Ryota K discovered that Git LFS may leak login credentials in certain instances due to failing to check for URL-encoded characters. An attacker […]

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openSUSE Leap 15.6 — cmake — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — cmake — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:02975-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-9301 Upstream summary: A vulnerability was determined in cmake 4.1.20250725-gb5cce23. This affects the function cmForEachFunctionBlocker::ReplayItems of the file cmForEachCommand.cxx. This manipulation causes reachable assertion. […]

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Ubuntu 16.04 — postgresql-9.5 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — postgresql-9.5 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 June 2025 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7358-1 Related CVEs: CVE-2024-10976 CVE-2024-10977 CVE-2024-10978 CVE-2024-10979 CVE-2024-7348 CVE-2024-0985 CVE-2023-5869 CVE-2023-5870  +12 more Upstream summary: Wolfgang Walther discovered that PostgreSQL incorrectly tracked tables with row security. A remote attacker could […]

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Oracle Linux 9 — php:8.3 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — php:8.3 — vulnerability — patch and remediation guide (ELSA-2025-23309)

🟡 Medium   ⏱ 10–30 min  Last verified: 14 June 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-23309 Related CVEs: CVE-2025-1220 CVE-2025-1735 CVE-2025-6491 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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Amazon Linux 2 — udisks2 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — udisks2 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2025-2992 Related CVEs: CVE-2025-8067 CVE-2025-6019 CVE-2018-17336 CVE-2021-3802 Upstream summary: A flaw was found in the Udisks daemon, where it allows unprivileged users to create loop devices using the D-BUS system. […]

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AlmaLinux 8 — brotli — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — brotli — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:2389 Related CVEs: CVE-2025-6176 CVE-2020-8927 Upstream summary: Brotli is a generic-purpose lossless compression algorithm that compresses data using a combination of a modern variant of the LZ77 algorithm, Huffman coding and 2nd […]

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Common Problems 113981

RHEL 10 – initramfs generation fails during kernel update transaction – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 13 June 2025 Affected versions: RHEL 10 📖 ~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 Go 1.23 on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Go 1.23 on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying install go 1.23 both straightforward and auditable. This tutorial covers the complete procedure for how to Install Go 1.23 on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites Before you begin, […]

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