Linux

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

Debian 13 — node-prismjs — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 19 August 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-15138 CVE-2021-23341 CVE-2021-3801 CVE-2022-23647 CVE-2024-53382 Upstream summary: Prism is vulnerable to Cross-Site Scripting. The easing preview of the Previewers plugin has an XSS vulnerability that allows attackers to […]

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Alpine Linux 3.20 — botan — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — botan — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 2.9.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — botan 2.9.0-r0 Related CVEs: CVE-2018-20187 CVE-2018-12435 CVE-2018-9860 CVE-2018-9127 CVE-2024-34702 CVE-2024-39312 CVE-2024-34703 CVE-2021-40529  +1 more Upstream summary: Alpine main repository for vv3.20 ships botan 2.9.0-r0 which […]

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How to Harden the GRUB Bootloader on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Harden the GRUB Bootloader on Debian 13

Introduction How to Harden the GRUB Bootloader 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 Debian 12. […]

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Debian 11 — plexus-utils2 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — plexus-utils2 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 19 August 2025 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-1000487 CVE-2022-4244 CVE-2022-4245 CVE-2025-67030 Upstream summary: Plexus-utils before 3.0.16 is vulnerable to command injection because it does not correctly process the contents of double quoted strings. Table of […]

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openSUSE Leap 15.6 — plexus-utils — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — plexus-utils — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:1396-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-67030 Upstream summary: Directory Traversal vulnerability in the extractFile method of org.codehaus.plexus.util.Expand in plexus-utils before 6d780b3378829318ba5c2d29547e0012d5b29642. This allows an attacker to execute arbitrary code […]

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Rocky Linux 8 — python-iniconfig — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — python-iniconfig — multiple vulnerabilities (18 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2023:5998 Related CVEs: CVE-2023-40217 CVE-2024-11168 CVE-2024-5642 CVE-2024-9287 CVE-2025-0938 CVE-2025-4138 CVE-2025-4330 CVE-2025-4435  +10 more Upstream summary: Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high […]

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

Debian 13 — kimageformats — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 August 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-36083 Upstream summary: KDE KImageFormats 5.70.0 through 5.81.0 has a stack-based buffer overflow in XCFImageFormat::loadTileRLE. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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Ubuntu 16.04 — lxd — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — lxd — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 19 August 2025 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8089-3 Related CVEs: CVE-2023-3978 CVE-2025-47911 CVE-2022-41723 CVE-2025-58190 CVE-2021-33194 CVE-2022-27664 CVE-2025-22872 CVE-2023-48795  +2 more Upstream summary: USN-8089-1 fixed vulnerabilities in Go Networking. This update provides the corresponding update to code vendored […]

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How to Migrate Docker Compose to Kubernetes on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Migrate Docker Compose to Kubernetes on Debian 13

Introduction How to Migrate Docker Compose to Kubernetes 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 Debian […]

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How to Secure Nginx with Let's Encrypt SSL on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Secure Nginx with Let’s Encrypt SSL on Ubuntu 24.04

Let’s Encrypt provides free, automatically-renewing SSL certificates. Certbot is the recommended ACME client that handles the entire certificate lifecycle. This guide secures an Nginx-hosted domain on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server Nginx installed with a server block for your domain Domain DNS A record pointing […]

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