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How to Install PostgreSQL on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Install PostgreSQL on CentOS Stream 9

Introduction This tutorial demonstrates how to Install PostgreSQL on CentOS Stream 9 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 11 — rust-nix — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — rust-nix — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-45707 Upstream summary: An issue was discovered in the nix crate 0.16.0 and later before 0.20.2, 0.21.x before 0.21.2, and 0.22.x before 0.22.2 for Rust. unistd::getgrouplist has an […]

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AlmaLinux 8 — lsscsi — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — lsscsi — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4508 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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

Debian 11 — tangerine — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-3381 Upstream summary: The (1) tangerine and (2) tangerine-properties scripts in Tangerine 0.3.2.2 place a zero-length directory name in the LD_LIBRARY_PATH, which allows local users to gain privileges […]

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

Debian 11 — sng — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 May 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-6398 Upstream summary: sng_regress in SNG 1.0.2 allows local users to overwrite arbitrary files via a symlink attack on the (1) /tmp/recompiled$$.png, (2) /tmp/decompiled$$.sng, and (3) /tmp/canonicalized$$.sng temporary […]

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AlmaLinux 8 — firewalld — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — firewalld — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2022:2063 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 13 — hadoop — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — hadoop — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 11 May 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: hadoop2 — unauthorized disclosure of data vulnerability Related CVEs: CVE-2014-0230 CVE-2014-7810 CVE-2015-1776 Upstream summary: Arun Suresh reports: RPC traffic from clients, potentially including authentication credentials, may be intercepted by a […]

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AlmaLinux 8 — libdb — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libdb — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:1675 Related CVEs: CVE-2019-2708 Upstream summary: The libdb packages provide the Berkeley Database, an embedded database supporting both traditional and client/server applications. Security Fix(es): * libdb: Denial of service in the Data […]

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Debian 10 — cifs-utils — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — cifs-utils — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 May 2022 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-27239 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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Ubuntu 20.04 — grilo — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — grilo — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 May 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5055-1 Related CVEs: CVE-2021-39365 Upstream summary: Michael Catanzaro discovered that grilo incorrectly handled certain TLS certificate verification. An attacker could possibly use this issue to MITM attacks. Table of contents […]

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