Debian 12 Bookworm

Common Problems 120124

Debian 12 NTP Sync Not Active and Clock Drift Increases

🟡 Medium   ⏱ 5–30 min  Last verified: 13 November 2023 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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Debian 12 — arb — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — arb — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 13 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-4941 CVE-2008-5378 Upstream summary: arb-common 0.0.20071207.1 allows local users to overwrite arbitrary files via a symlink attack on (a) /tmp/arb_fdnaml_*, (b) /tmp/arb_pids_*, (c) /tmp/arbdsmz.html, and (d) /tmp/arbdsmz.htm temporary […]

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How to Configure a Python uWSGI Application Server on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure a Python uWSGI Application Server on Debian 12

Introduction This guide explains how to Configure a Python uWSGI Application Server on Debian 12 on Debian 12 Bookworm. Debian Bookworm 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 12 install […]

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Debian 12 — jqueryui — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — jqueryui — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 13 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-5312 CVE-2012-6662 CVE-2016-7103 CVE-2021-41182 CVE-2021-41183 CVE-2021-41184 CVE-2022-31160 Upstream summary: Cross-site scripting (XSS) vulnerability in jquery.ui.dialog.js in the Dialog widget in jQuery UI before 1.10.0 allows remote attackers to […]

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

Debian 12 — xonix — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 13 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-0157 Upstream summary: x11.c in xonix 1.4 and earlier uses the current working directory to find and execute the rmail program, which allows local users to execute arbitrary […]

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Debian 12 — libreoffice — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libreoffice — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 13 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-2685 CVE-2011-2713 CVE-2012-1149 CVE-2012-2334 CVE-2012-2665 CVE-2012-4233 CVE-2012-5639 CVE-2013-2189  +12 more Upstream summary: Stack-based buffer overflow in the Lotus Word Pro import filter in LibreOffice before 3.3.3 allows remote […]

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How to Set Up pgBouncer Connection Pooler on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up pgBouncer Connection Pooler on Debian 12

Introduction Deploying set up pgbouncer connection pooler on debian 12 on a Debian 12 Bookworm 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 Ensure […]

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How to Automate Debian 12 Server Provisioning with Ansible — step-by-step Debian 12 tutorial on Progressive Robot

How to Automate Debian 12 Server Provisioning with Ansible

Introduction This guide explains how to Automate Debian 12 Server Provisioning with Ansible on Debian 12 Bookworm. Debian Bookworm 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 12 install with the […]

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Debian 12 — ktexteditor — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — ktexteditor — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-10361 CVE-2022-23853 Upstream summary: An issue was discovered in KTextEditor 5.34.0 through 5.45.0. Insecure handling of temporary files in the KTextEditor's kauth_ktexteditor_helper service (as utilized in the Kate […]

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

Debian 12 — patchelf — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-44940 Upstream summary: Patchelf v0.9 was discovered to contain an out-of-bounds read via the function modifyRPath at src/patchelf.cc. Table of contents Symptom & Impact Environment & Reproduction Root […]

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