Linux

AlmaLinux 8 — qemu-kvm — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — qemu-kvm — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • October 7, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2024:4420 Related CVEs: CVE-2024-4467 CVE-2022-40284 CVE-2023-3354 CVE-2025-11234 CVE-2025-49133 CVE-2024-3446 CVE-2024-7383 CVE-2024-7409  +12 more Upstream summary: Kernel-based Virtual Machine (KVM) offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel […]

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Common Problems 113995

RHEL 10 – LVM thin pool reaches 100 percent and root filesystem turns read-only

  • October 7, 2025
  • Linux
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🔴 Critical   ⏱ 5–30 min  Last verified: 7 October 2025 Affected versions: RHEL 10 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 & […]

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Rocky Linux 10 — nfs-utils — vulnerability — patch and remediation guide — diagnosis and fix on Rocky Linux 10

Rocky Linux 10 — nfs-utils — vulnerability — patch and remediation guide

  • October 7, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 10 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:3939 Related CVEs: CVE-2025-12801 Upstream summary: The nfs-utils packages provide a daemon for the kernel Network File System (NFS) server and related tools, which provides better performance than the traditional […]

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Debian 13 — node-ssri — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — node-ssri — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • October 7, 2025
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 7 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-7651 CVE-2021-27290 Upstream summary: index.js in the ssri module before 5.2.2 for Node.js is prone to a regular expression denial of service vulnerability in strict mode functionality via […]

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Debian 13 — electrum — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — electrum — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • October 7, 2025
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 7 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-1000022 CVE-2018-6353 Upstream summary: Electrum Technologies GmbH Electrum Bitcoin Wallet version prior to version 3.0.5 contains a Missing Authorization vulnerability in JSONRPC interface that can result in Bitcoin […]

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How to Configure an iSCSI Target with targetcli on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Configure an iSCSI Target with targetcli on Debian 13

  • October 7, 2025
  • Linux
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Introduction How to Configure an iSCSI Target with targetcli on Debian 13 is a fundamental operation for any administrator maintaining a Debian 13 Trixie server. Debian 13 Trixie ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from […]

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Debian 13 — unixodbc — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — unixodbc — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • October 7, 2025
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 7 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-1145 CVE-2012-2657 CVE-2012-2658 CVE-2018-7409 CVE-2024-1013 Upstream summary: The SQLDriverConnect() function in unixODBC before 2.2.14p2 have a possible buffer overflow condition when specifying a large value for SAVEFILE parameter […]

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

Debian 13 — janino — vulnerability — patch and remediation guide

  • October 7, 2025
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 7 October 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-33546 Upstream summary: Janino 3.1.9 and earlier are subject to denial of service (DOS) attacks when using the expression evaluator.guess parameter name method. If the parser runs on user-supplied […]

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Rocky Linux 9 — mariadb — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 9

Rocky Linux 9 — mariadb — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • October 7, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 9 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:0247 Related CVEs: CVE-2023-52969 CVE-2023-52970 CVE-2023-52971 CVE-2025-13699 CVE-2025-21490 CVE-2025-30693 CVE-2025-30722 Upstream summary: MariaDB is a multi-user, multi-threaded SQL database server that is binary compatible with MySQL. Security Fix(es): * mysql: […]

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