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How to Install Terraform on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install Terraform on Debian 11

Introduction How to Install Terraform on Debian 11 is a fundamental operation for any administrator maintaining a Debian 11 Bullseye server. Debian 11 Bullseye ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 11. This tutorial […]

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IBM AIX 7.3 — CVE-2010-0961 — buffer overflow — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2010-0961 — buffer overflow — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 11 April 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2010-0961, IBM Support Bulletin CVE: CVE-2010-0961 NVD summary: Buffer overflow in qoslist in bos.net.tcp.server in IBM AIX 6.1 and VIOS 2.1 allows local users to gain privileges via unspecified vectors. References: aix.software.ibm.com/aix/efixes/security/qoslist […]

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CentOS Stream 9 — pesign — vulnerability — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — pesign — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 April 2022 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2023:1067 Related CVEs: CVE-2022-3560 Upstream summary: The pesign packages provide the pesign utility for signing UEFI binaries as well as other associated tools. Security Fix(es): * pesign: Local privilege escalation on […]

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FreeBSD 13 — libXcursor — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — libXcursor — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 April 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libXcursor — integer overflow that can lead to heap buffer overflow Related CVEs: CVE-2013-1981 CVE-2013-1982 CVE-2013-1983 CVE-2013-1984 CVE-2013-1985 CVE-2013-1986 CVE-2013-1987 CVE-2013-1988  +12 more Upstream summary: The freedesktop.org project reports: It […]

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FreeBSD 13 — mysql-client — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — mysql-client — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 April 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MySQL — Multiple vulnerabilities Related CVEs: CVE-2004-0381 CVE-2004-0836 CVE-2018-25032 CVE-2022-1292 CVE-2022-1941 CVE-2022-2097 CVE-2022-21455 CVE-2022-21509  +12 more Upstream summary: Oracle reports: This Critical Patch Update contains 24 new security patches for […]

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Alpine Linux edge — heimdal — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — heimdal — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 7.8.0-r2 📖 ~4 min read  •  Source: Alpine secdb entry — heimdal 7.8.0-r2 Related CVEs: CVE-2022-45142 CVE-2019-14870 CVE-2021-3671 CVE-2021-44758 CVE-2022-3437 CVE-2022-41916 CVE-2022-42898 CVE-2022-44640  +3 more Upstream summary: Alpine main repository for vedge ships heimdal 7.8.0-r2 which […]

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Common Problems 120471

Debian 11 – NO_PUBKEY and Repository Signature Failures – apt Trust Repair

🟠 High   ⏱ 5–30 min  Last verified: 11 April 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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How to Install and Configure Traefik Reverse Proxy on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install and Configure Traefik Reverse Proxy on RHEL 8

Traefik is a modern cloud-native reverse proxy and load balancer that can automatically discover services, obtain and renew TLS certificates via Let’s Encrypt, and expose a real-time dashboard — all without restarting when configuration changes. Unlike Nginx or HAProxy, Traefik reads its routing rules from provider backends such as Docker labels, Kubernetes annotations, or plain […]

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FreeBSD 13 — py39-setuptools — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py39-setuptools — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 April 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py39-setuptools — denial of service vulnerability Related CVEs: CVE-2022-40897 Upstream summary: SCH227 reports: Python Packaging Authority (PyPA)'s setuptools is a library designed to facilitate packaging Python projects. Setuptools version 65.5.0 […]

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FreeBSD 13 — leafnode — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — leafnode — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 10 April 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: leafnode — denial of service vulnerability Related CVEs: CVE-2002-1661 CVE-2003-0744 CVE-2004-2068 CVE-2005-1453 CVE-2005-1911 Upstream summary: Matthias Andree reports: A vulnerability was found in the fetchnews program (the NNTP client) that […]

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