Linux

Oracle Linux 8 — cri-o — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — cri-o — vulnerability — patch and remediation guide (ELSA-2022-9720)

🟠 High   ⏱ 15–60 min  Last verified: 19 February 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9720 Related CVEs: CVE-2022-1708 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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AlmaLinux 8 — gnome-boxes — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — gnome-boxes — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:1586 Related CVEs: CVE-2019-13012 CVE-2020-13543 CVE-2020-13584 CVE-2020-16125 CVE-2020-9948 CVE-2020-9951 CVE-2020-9983 CVE-2021-1817  +4 more Upstream summary: GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later […]

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How To Install and Use PostgreSQL on Rocky Linux 8 — step-by-step Linux tutorial on Progressive Robot

How To Install and Use PostgreSQL on Rocky Linux 8

PostgreSQL, or Postgres, is a relational database management system that provides an implementation of the SQL querying language. It is a popular choice for many small and large projects and has the advantage of being standards-compliant and having many advanced features like reliable transactions and concurrency without read locks.

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How to Monitor System Resources on CentOS Stream 9 — step-by-step CentOS Stream 9 tutorial on Progressive Robot

How to Monitor System Resources on CentOS Stream 9

Introduction This tutorial demonstrates how to Monitor System Resources 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 […]

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AlmaLinux 8 — pcsc-lite — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — pcsc-lite — 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-2022:2089 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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AlmaLinux 8 — libfabric — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libfabric — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2022:2014 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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Oracle Linux 8 — virt:ol and virt-devel:ol — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — virt:ol and virt-devel:ol — security and stability fixes — required update (ELSA-2021-3061)

🟢 Low   ⏱ 5–15 min  Last verified: 18 February 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-3061 Related CVEs: CVE-2020-13754 CVE-2020-27617 CVE-2021-20221 CVE-2021-3416 CVE-2021-3504 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Debian 11 — pcre2 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — pcre2 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 18 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-3191 CVE-2017-7186 CVE-2017-8786 CVE-2019-20454 CVE-2022-1586 CVE-2022-1587 CVE-2022-41409 Upstream summary: The compile_branch function in pcre_compile.c in PCRE 8.x before 8.39 and pcre2_compile.c in PCRE2 before 10.22 mishandles patterns containing […]

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Debian 11 — cfingerd — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — cfingerd — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2001-0735 CVE-2013-1049 Upstream summary: Buffer overflow in cfingerd 1.4.3 and earlier with the ALLOW_LINE_PARSING option enabled allows local users to execute arbitrary code via a long line in […]

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Debian 11 — xscreensaver — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — xscreensaver — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 18 February 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0885 CVE-2003-1294 CVE-2003-1295 CVE-2004-2655 CVE-2007-1859 CVE-2007-5585 CVE-2011-2187 CVE-2015-8025  +2 more Upstream summary: Xscreensaver 4.14 contains certain debugging code that should have been omitted, which causes Xscreensaver to create […]

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