Debian 11

How to Configure Grafana Alerting on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure Grafana Alerting on Debian 11

Introduction Deploying configure grafana alerting on debian 11 on a Debian 11 Bullseye 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 begin, […]

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

Debian 11 — lmbench — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-4968 Upstream summary: The (1) rccs and (2) STUFF scripts in lmbench 3.0-a7 allow local users to overwrite arbitrary files via a symlink attack on a /tmp/sdiff.##### temporary […]

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

Debian 11 — kile — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-6085 Upstream summary: Kile before 1.9.3 does not assign a backup file the same permissions as the original file, which might allow local users to obtain sensitive information. […]

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

Debian 11 — scapy — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-1010142 Upstream summary: scapy 2.4.0 is affected by: Denial of Service. The impact is: infinite loop, resource consumption and program unresponsive. The component is: _RADIUSAttrPacketListField.getfield(self..). The attack vector […]

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

Debian 11 — chkrootkit — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-0476 Upstream summary: The slapper function in chkrootkit before 0.50 does not properly quote file paths, which allows local users to execute arbitrary code via a Trojan horse […]

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

Debian 11 — schroot — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-2787 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 Configure ZFS on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure ZFS on Debian 11

Introduction This guide explains how to Configure ZFS on Debian 11 on Debian 11 Bullseye. Debian Bullseye uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 11 install with the standard repositories […]

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Common Problems 120648

Debian 11 – software RAID array stays degraded and rebuild does not start

🔴 Critical   ⏱ 5–30 min  Last verified: 12 March 2022 Affected versions: Debian 11 📖 ~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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Debian 11 — typespeed — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — typespeed — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 11 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-1389 CVE-2003-0435 CVE-2005-0105 CVE-2006-1515 CVE-2007-6220 Upstream summary: Buffer overflow in typespeed 0.4.2 and earlier allows local users to gain privileges via long input. Table of contents Symptom & […]

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How to Configure Blackbox Exporter for Endpoint Monitoring on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure Blackbox Exporter for Endpoint Monitoring on Debian 11

Introduction Debian 11 Bullseye is built around the ethos of stability and free software. Setting up configure blackbox exporter for endpoint monitoring on debian 11 on Bullseye leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bullseye freeze. Follow each step […]

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