September 2021 - Page 4 of 66

FreeBSD 13 — gnu-finger — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — gnu-finger — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: GNU finger vulnerability Related CVEs: CVE-1999-1165 Upstream summary: GNU security announcement: GNU Finger unfortunately has not been updated in many years, and has known security vulnerabilities. Please do not use […]

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Debian 11 — crossfire-maps — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — crossfire-maps — 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-2008-4908 Upstream summary: maps/Info/combine.pl in CrossFire crossfire-maps 1.11.0 allows local users to overwrite arbitrary files via a symlink attack on a temporary file. Table of contents Symptom & […]

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Common Problems 114617

Boot Drops Into Emergency Mode Due To Broken fstab Entry

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 📖 ~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 & Cross-Refs References & Further […]

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Debian 11 — mksh — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — mksh — 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-2008-1845 Upstream summary: The Korn shell (aka mksh) before R33d on MirOS (aka MirBSD) does not flush the tty's I/O when invoking mksh in a new terminal, which […]

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Debian 11 — gbatnav — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — gbatnav — 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-2003-0407 Upstream summary: Buffer overflow in gbnserver for Gnome Batalla Naval 1.0.4 allows remote attackers to execute arbitrary code via a long connection string. Table of contents Symptom […]

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How to Install Consul on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Consul on RHEL 10

Introduction Setting up install consul on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install Consul on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and how to validate the result on […]

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Debian 11 — lhasa — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — lhasa — 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-2016-2347 Upstream summary: Integer underflow in the decode_level3_header function in lib/lha_file_header.c in Lhasa before 0.3.1 allows remote attackers to execute arbitrary code via a crafted archive. Table of […]

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Debian 11 — libfs — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libfs — 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-2013-1996 Upstream summary: X.org libFS 1.0.4 and earlier allows X servers to trigger allocation of insufficient memory and a buffer overflow via vectors related to an unexpected sign […]

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Usar una CDN para acelerar la entrega de contenido — step-by-step DevOps tutorial on Progressive Robot

Usar una CDN para acelerar la entrega de contenido

Las aplicaciones y los sitios web modernos deben a menudo proporcionar un volumen considerable de contenido estático a los usuarios finales. Este contenido incluye imágenes, hojas de estilos, JavaScript y video. A medida que aumentan la cantidad y el tamaño de estos recursos…

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SLES 15 — libyang1 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libyang1 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:3245-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-28902 CVE-2021-28903 CVE-2021-28904 CVE-2021-28906 CVE-2021-28905 Upstream summary: In function read_yin_container() in libyang <= v1.0.225, it doesn't check whether the value of retval->ext[r] is NULL. In […]

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