Debian 12 Bookworm

How to Install Jenkins on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Install Jenkins on Debian 12

Introduction Deploying install jenkins 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 You will need a […]

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How to Configure HTTP/2 on Nginx on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure HTTP/2 on Nginx on Debian 12

Introduction This guide explains how to Configure HTTP/2 on Nginx 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 with the […]

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Debian 12 — rust-buffered-reader — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — rust-buffered-reader — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-53161 Upstream summary: The buffered-reader crate before 1.1.5 for Rust allows out-of-bounds array access and a panic. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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

Debian 12 — hnswlib — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-37365 Upstream summary: Hnswlib 0.7.0 has a double free in init_index when the M argument is a large integer. Table of contents Symptom & Impact Environment & Reproduction […]

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

Debian 12 — sql-ledger — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 7 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-4244 CVE-2006-4731 CVE-2006-4798 CVE-2006-5872 CVE-2007-0667 CVE-2007-1329 CVE-2007-1436 CVE-2007-1437  +12 more Upstream summary: SQL-Ledger 2.4.4 through 2.6.17 authenticates users by verifying that the value of the sql-ledger-[username] cookie matches […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 7 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-7545 CVE-2018-1063 Upstream summary: SELinux policycoreutils allows local users to execute arbitrary commands outside of the sandbox via a crafted TIOCSTI ioctl call. Table of contents Symptom & […]

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

Debian 12 — whohas — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-4258 Upstream summary: A vulnerability was found in whohas. It has been rated as problematic. This issue affects some unknown processing of the component Package Information Handler. The […]

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Debian 12 — lib3mf — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — lib3mf — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-21772 Upstream summary: A use-after-free vulnerability exists in the NMR::COpcPackageReader::releaseZIP() functionality of 3MF Consortium lib3mf 2.0.0. A specially crafted 3MF file can lead to code execution. An attacker […]

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Debian 12 — libdbd-pg-perl — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libdbd-pg-perl — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 7 November 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-0663 CVE-2009-1341 CVE-2012-1151 Upstream summary: Heap-based buffer overflow in the DBD::Pg (aka DBD-Pg or libdbd-pg-perl) module 1.49 for Perl might allow context-dependent attackers to execute arbitrary code via […]

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Common Problems 120182

Debian 12 – PostgreSQL fails to start due to data directory permissions

🟠 High   ⏱ 5–30 min  Last verified: 6 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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