October 2023 - Page 65 of 75

How to Set Up UFW Firewall on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up UFW Firewall on Oracle Linux 9

Introduction Oracle Linux 9 ships with a stable, security-hardened base that makes deploying set up ufw firewall on oracle linux 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up UFW Firewall on Oracle Linux 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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Debian 12 — gnome-sushi — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — gnome-sushi — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-19308 Upstream summary: In text_to_glyphs in sushi-font-widget.c in gnome-font-viewer 3.34.0, there is a NULL pointer dereference while parsing a TTF font file that lacks a name section (due […]

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Debian 11 — golang-github-disintegration-imaging — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — golang-github-disintegration-imaging — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-36308 Upstream summary: disintegration Imaging 1.6.2 allows attackers to cause a panic (because of an integer index out of range during a Grayscale call) via a crafted TIFF […]

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Debian 12 — pasdoc — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — pasdoc — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-17527 Upstream summary: delphi_gui/WWWBrowserRunnerDM.pas in PasDoc 0.14 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct […]

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Debian 12 — djvulibre — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — djvulibre — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2012-6535 CVE-2019-15142 CVE-2019-15143 CVE-2019-15144 CVE-2019-15145 CVE-2019-18804 CVE-2021-32490 CVE-2021-32491  +7 more Upstream summary: DjVuLibre before 3.5.25.3, as used in Evince, Sumatra PDF Reader, VuDroid, and other products, allows remote […]

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

SLES 15 — traceroute — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:3924-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-46316 Upstream summary: In buc Traceroute 2.0.12 through 2.1.2 before 2.1.3, the wrapper scripts do not properly parse command lines. Table of contents Symptom & […]

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

Oracle Linux 8 — libxslt — vulnerability — patch and remediation guide (ELSA-2025-8676)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-8676 Related CVEs: CVE-2023-40403 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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How to Install GCC and Build Essential Tools on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Install GCC and Build Essential Tools on Debian 12

Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up install gcc and build essential tools on debian 12 on Bookworm leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bookworm freeze. Follow each step […]

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Common Problems 119995

Debian 12 Boot Drops to Initramfs Prompt

🔴 Critical   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 12 📖 ~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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AlmaLinux 9 — zlib — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — zlib — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2022:7314 Related CVEs: CVE-2022-37434 Upstream summary: The zlib packages provide a general-purpose lossless data compression library that is used by many different programs. Security Fix(es): * zlib: a heap-based buffer over-read or […]

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