chris

Alpine Linux edge — fig2dev — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — fig2dev — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 3.2.8b-r0 📖 ~4 min read  •  Source: Alpine secdb entry — fig2dev 3.2.8b-r0 Related CVEs: CVE-2021-37529 CVE-2021-37530 Upstream summary: Alpine community repository for vedge ships fig2dev 3.2.8b-r0 which addresses CVE-2021-37529. Table of contents Symptom & Impact […]

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How to Manage Users and Groups on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Manage Users and Groups on Debian 9

Introduction Deploying manage users and groups on debian 9 on a Debian 9 Stretch machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Before you […]

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FreeBSD 13 — diablo-jdk — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — diablo-jdk — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 October 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: jdk — jar directory traversal vulnerability Related CVEs: CVE-2004-1029 CVE-2005-1080 Upstream summary: Pluf has discovered a vulnerability in Sun Java JDK/SDK, which potentially can be exploited by malicious people to […]

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FreeBSD 13 — mantis — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — mantis — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 October 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mantis — multiple vulnerabilities Related CVEs: CAN-2005-4238 CVE-2005-3335 CVE-2008-2276 CVE-2008-3102 CVE-2008-3331 CVE-2008-3332 CVE-2008-3333 CVE-2008-4687  +7 more Upstream summary: mantis reports: Teun Beijers reported a cross-site scripting (XSS) vulnerability in the […]

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Debian 11 — nspr — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — nspr — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-0689 CVE-2009-2463 CVE-2013-5607 CVE-2014-1545 CVE-2015-7183 CVE-2016-1951 Upstream summary: Array index error in the (1) dtoa implementation in dtoa.c (aka pdtoa.c) and the (2) gdtoa (aka new dtoa) implementation […]

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Arch Linux — impacket — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — impacket — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202107-56 Related CVEs: CVE-2021-31800 Upstream summary: Type: directory traversal. Status: Fixed. Affected: 0.9.22-1. Fixed in: 0.9.23-1. Group: AVG-1916. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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

Debian 11 — pgpdump — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-4021 Upstream summary: The read_binary function in buffer.c in pgpdump before 0.30 allows context-dependent attackers to cause a denial of service (infinite loop and CPU consumption) via crafted […]

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Common Problems 115080

Boot target stuck in emergency mode due to fstab errors

🟡 Medium   ⏱ 5–30 min  Last verified: 13 October 2021 📖 ~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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