Package Management

Debian 12 — libcaca — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libcaca — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 26 November 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-20544 CVE-2018-20545 CVE-2018-20546 CVE-2018-20547 CVE-2018-20548 CVE-2018-20549 CVE-2021-30498 CVE-2021-30499  +3 more Upstream summary: There is floating point exception at caca/dither.c (function caca_dither_bitmap) in libcaca 0.99.beta19. Table of contents Symptom […]

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Ubuntu 24.04 — amavisd-new — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — amavisd-new — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 November 2024 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6790-1 Related CVEs: CVE-2024-28054 Upstream summary: It was discovered that amavisd-new incorrectly handled certain MIME email messages with multiple boundary parameters. A remote attacker could possibly use this issue to […]

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Ubuntu 22.04 — libgsf — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libgsf — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 November 2024 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7062-1 Related CVEs: CVE-2024-36474 CVE-2024-42415 Upstream summary: It was discovered that libgsf incorrectly handled certain Compound Document Binary files. If a user or automated system were tricked into opening a […]

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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2025-20319)

🟠 High   ⏱ 15–60 min  Last verified: 26 November 2024 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-20319 Related CVEs: CVE-2023-52532 CVE-2024-36929 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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openSUSE Leap 15.5 — netty — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.5

openSUSE Leap 15.5 — netty — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2024:14442-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-29025 CVE-2023-44487 CVE-2022-41881 CVE-2022-41915 CVE-2024-47535 CVE-2023-34462 CVE-2022-24823 Upstream summary: Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance […]

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NetBSD 10.0 — ruby18-activesupport — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — ruby18-activesupport — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2011-2932 Upstream summary: pkgsrc audit-packages flagged ruby18-activesupport>=3.0<3.0.10 for vulnerability class 'cross-site-scripting'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-2932 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Common Problems 116516

Ubuntu 24.04 LTS – Root filesystem full under /var – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 25 November 2024 Affected versions: Ubuntu 24.04 LTS 📖 ~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 Jail Networking on FreeBSD 14 — step-by-step FreeBSD 14 tutorial on Progressive Robot

How to Configure Jail Networking on FreeBSD 14

Introduction Deploying configure jail networking on freebsd 14 on a FreeBSD 14 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base […]

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NetBSD 10.0 — lookup — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — lookup — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2007-0237 Upstream summary: pkgsrc audit-packages flagged lookup<1.4.1 for vulnerability class 'insecure-temp-files'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-0237 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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NetBSD 10.0 — gnupg-devel — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — gnupg-devel — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2006-3082 Upstream summary: pkgsrc audit-packages flagged gnupg-devel<1.9.22nb1 for vulnerability class 'buffer-overflow'. Reference: http://lists.gnupg.org/pipermail/gnupg-announce/2006q4/000241.html Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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