August 2023 - Page 5 of 75

Ubuntu 20.04 — harfbuzz — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — harfbuzz — multiple vulnerabilities (2 CVEs) — 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-7251-1 Related CVEs: CVE-2023-25193 CVE-2022-33068 Upstream summary: It was discovered that HarfBuzz incorrectly handled shaping certain fonts. A remote attacker could possibly use this issue to cause HarfBuzz to consume […]

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Ubuntu 22.04 — gnome-control-center — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — gnome-control-center — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6554-1 Related CVEs: CVE-2023-5616 CVE-2022-1736 Upstream summary: Zygmunt Krynicki discovered that GNOME Settings did not accurately reflect the SSH remote login status when the system was configured to use systemd […]

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Oracle Linux 8 — kubernetes — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — kubernetes — vulnerability — patch and remediation guide (ELSA-2023-12561)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12561 Related CVEs: CVE-2023-2728 CVE-2023-2727 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Oracle Linux 9 — kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — kernel — vulnerability — patch and remediation guide (ELSA-2023-7749)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-7749 Related CVEs: CVE-2023-5345 CVE-2023-20569 CVE-2023-1192 CVE-2023-45871 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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SLES 12 — python-reportlab — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — python-reportlab — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:2561-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-33733 CVE-2019-19450 CVE-2019-17626 CVE-2020-28463 Upstream summary: Reportlab up to v3.6.12 allows attackers to execute arbitrary code via supplying a crafted PDF file. Table of contents […]

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Debian 12 — freerdp2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — freerdp2 — multiple vulnerabilities (20 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-2018-1000852 CVE-2018-8784 CVE-2018-8785 CVE-2018-8786 CVE-2018-8787 CVE-2018-8788 CVE-2018-8789 CVE-2019-17177  +12 more Upstream summary: FreeRDP FreeRDP 2.0.0-rc3 released version before commit 205c612820dac644d665b5bb1cdf437dc5ca01e3 contains a Other/Unknown vulnerability in channels/drdynvc/client/drdynvc_main.c, drdynvc_process_capability_request that […]

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Common Problems 111858

Windows Server 2022 — Print Spooler service crashes after malformed printer driver update — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Windows Server 2022 📖 ~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 Configure Docker with a Non-Root User on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure Docker with a Non-Root User on Debian 12

Introduction This guide explains how to Configure Docker with a Non-Root User 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 […]

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NetBSD 9.4 — typo3 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — typo3 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2015-5956 Upstream summary: pkgsrc audit-packages flagged typo3<4.2.3 for vulnerability class 'cross-site-scripting'. Reference: http://typo3.org/teams/security/security-bulletins/typo3-20081113-1/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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NetBSD 9.4 — raptor2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — raptor2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2012-0037 CVE-2017-18926 CVE-2020-25713 Upstream summary: pkgsrc audit-packages flagged raptor2<2.0.7 for vulnerability class 'sensitive-information-exposure'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-0037 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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