September 2023 - Page 27 of 72

Debian 12 — tcpreen — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — tcpreen — 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-2007-6562 Upstream summary: Multiple stack-based buffer overflows in the use of FD_SET in TCPreen before 1.4.4 allow remote attackers to cause a denial of service via multiple concurrent […]

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Ubuntu 14.04 — zlib — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — zlib — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7107-1 Related CVEs: CVE-2023-45853 CVE-2022-37434 CVE-2018-25032 Upstream summary: It was discovered that Minizip in zlib incorrectly handled certain zip header fields. An attacker could possibly use this issue to cause […]

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Ubuntu 22.04 — file — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — file — vulnerability — 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-6359-1 Related CVEs: CVE-2022-48554 Upstream summary: It was discovered that file incorrectly handled certain malformed files. An attacker could use this issue to cause a denial of service, or possibly […]

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How to Enable OCSP Stapling on Nginx on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Enable OCSP Stapling on Nginx on Debian 12

Introduction This guide explains how to Enable OCSP Stapling on Nginx 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 with […]

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NetBSD 9.4 — gettext-tools — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — gettext-tools — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2018-18751 Upstream summary: pkgsrc audit-packages flagged gettext-tools<0.19.4 for vulnerability class 'denial-of-service'. Reference: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=769901 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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NetBSD 9.4 — py-attic — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — py-attic — 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-2015-4082 Upstream summary: pkgsrc audit-packages flagged py{27,34,35,36}-attic<0.15 for vulnerability class 'weak-encryption'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2015-4082 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Oracle Linux 9 — kernel — security and stability fixes — required update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — kernel — security and stability fixes — required update (ELSA-2023-0334)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0334 Related CVEs: CVE-2022-4139 CVE-2022-3077 CVE-2022-2964 CVE-2022-43945 CVE-2022-2959 CVE-2022-30594 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Windows Server 2022 — KB5032250 — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5032250 — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5032250 • MSRC update-guide entry Related CVEs: CVE-2023-36397 CVE-2023-36036 CVE-2023-36428 CVE-2023-36425 CVE-2023-36424 CVE-2023-36423 CVE-2023-36017 CVE-2023-36705  +7 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Table of […]

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Windows Server 2019 — KB5029650 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5029650 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5029650 • MSRC update-guide entry Related CVEs: CVE-2023-36873 CVE-2023-36899 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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NetBSD 9.4 — gnupg-1.4.8 — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — gnupg-1.4.8 — 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 Upstream summary: pkgsrc audit-packages flagged gnupg-1.4.8{,nb*} for vulnerability class 'memory-corruption'. Reference: http://lists.gnupg.org/pipermail/gnupg-announce/2008q1/000271.html Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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