Linux

Common Problems 114124

RHEL 10 – LVM Thin Pool Metadata Nearly Full and Writes Stall – Capacity Recovery

🔴 Critical   ⏱ 5–30 min  Last verified: 10 September 2025 Affected versions: RHEL 10.0 RHEL 10.1 📖 ~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 […]

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

Debian 13 — kile — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 September 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-6085 Upstream summary: Kile before 1.9.3 does not assign a backup file the same permissions as the original file, which might allow local users to obtain sensitive information. […]

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Alpine Linux 3.20 — yubikey-manager-qt — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — yubikey-manager-qt — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 0 📖 ~4 min read  •  Source: Alpine secdb entry — yubikey-manager-qt 0 Related CVEs: YSA-2024-01 Upstream summary: Alpine community repository for vv3.20 ships yubikey-manager-qt 0 which addresses YSA-2024-01. Table of contents Symptom & Impact Environment […]

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

Debian 13 — ipcalc — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 September 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-3848 Upstream summary: Cross-site scripting (XSS) vulnerability in CGI wrapper for IP Calculator (IPCalc) 0.40 allows remote attackers to inject arbitrary web script or HTML via the URI […]

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Amazon Linux 2 — python3-jinja2 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — python3-jinja2 — multiple vulnerabilities (5 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 ALAS2-2025-2793 Related CVEs: CVE-2025-27516 CVE-2024-56326 CVE-2019-10906 CVE-2024-22195 CVE-2024-34064 Upstream summary: Jinja is an extensible templating engine. Prior to 3.1.6, an oversight in how the Jinja sandboxed environment interacts with the […]

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Ubuntu 18.04 — libblockdev — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libblockdev — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 September 2025 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7577-2 Related CVEs: CVE-2025-6019 Upstream summary: USN-7577-1 fixed a vulnerability in libblockdev. This update provides the corresponding update for Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. Original advisory details: It […]

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openSUSE Tumbleweed — screen — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — screen — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2021:0304-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-26937 CVE-2025-46802 CVE-2023-24626 CVE-2017-5618 Upstream summary: encoding.c in GNU Screen through 4.8.0 allows remote attackers to cause a denial of service (invalid write access and […]

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SLES 15 — cmake — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — cmake — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 September 2025 Affected versions: SLES 15 📖 ~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. The […]

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Oracle Linux 8 — glibc — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — glibc — vulnerability — patch and remediation guide (ELSA-2025-20300)

🟡 Medium   ⏱ 10–30 min  Last verified: 10 September 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-20300 Related CVEs: CVE-2025-0395 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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