November 2023 - Page 66 of 77

How to Configure CentOS Stream 9 for OpenStack — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Configure CentOS Stream 9 for OpenStack

Introduction This tutorial demonstrates how to Configure CentOS Stream 9 for OpenStack on CentOS Stream 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 9 system with the default AppStream […]

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Debian 12 — borgbackup — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — borgbackup — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-10099 CVE-2016-10100 CVE-2017-15914 CVE-2023-36811 Upstream summary: Borg (aka BorgBackup) before 1.0.9 has a flaw in the cryptographic protocol used to authenticate the manifest (list of archives), potentially allowing […]

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Debian 12 — sane-backends — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — sane-backends — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0773 CVE-2003-0774 CVE-2003-0775 CVE-2003-0776 CVE-2003-0777 CVE-2003-0778 CVE-2017-6318 CVE-2020-12861  +8 more Upstream summary: saned in sane-backends 1.0.7 and earlier does not check the IP address of the connecting host […]

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

Debian 12 — rust-generator — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-36471 Upstream summary: An issue was discovered in the generator crate before 0.7.0 for Rust. It does not ensure that a function (for yielding values) has Send bounds. […]

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Common Problems 119974

Debian 12 NO_PUBKEY Signature Verification Failure

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 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 — apr — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — apr — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-2412 CVE-2011-0419 CVE-2011-1928 CVE-2012-0840 CVE-2017-12613 CVE-2021-35940 CVE-2022-24963 CVE-2023-49582 Upstream summary: Multiple integer overflows in the Apache Portable Runtime (APR) library and the Apache Portable Utility library (aka APR-util) […]

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Debian 11 — hamster-time-tracker — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — hamster-time-tracker — 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-2023-36250 Upstream summary: CSV Injection vulnerability in GNOME time tracker version 3.0.2, allows local attackers to execute arbitrary code via crafted .tsv file when creating a new record. […]

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

How to Install Rancher Desktop on Debian 12

Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up install rancher desktop on debian 12 on Bookworm leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bookworm freeze. Follow each step carefully and the […]

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Ubuntu 16.04 — pillow — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — pillow — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8135-1 Related CVEs: CVE-2023-50447 CVE-2021-28675 CVE-2021-25290 CVE-2021-25288 CVE-2021-28676 CVE-2023-44271 CVE-2021-28677 CVE-2021-25287  +12 more Upstream summary: It was discovered that Pillow did not correctly handle reading J2K files, which could lead […]

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Ubuntu 20.04 — prometheus-alertmanager — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — prometheus-alertmanager — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6935-1 Related CVEs: CVE-2023-40577 Upstream summary: It was discovered that prometheus-alertmanager didn't properly sanitize input it received through an API endpoint. An attacker with permission to send requests to this […]

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CHAT