December 2024 - Page 5 of 95

Alpine Linux 3.20 — libssh — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — libssh — multiple vulnerabilities (8 CVEs) — patch and remediation guide

  • December 30, 2024
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 0.9.6-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libssh 0.9.6-r0 Related CVEs: CVE-2021-3634 CVE-2020-16135 CVE-2020-1730 CVE-2019-14889 CVE-2018-10933 CVE-2023-6004 CVE-2023-6918 CVE-2023-48795 Upstream summary: Alpine community repository for vv3.20 ships libssh 0.9.6-r0 which addresses CVE-2021-3634. […]

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Common Problems 120021

Debian 12 – nftables Rules Missing After Reboot – Persistent Firewall Setup

  • December 30, 2024
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 12 📖 ~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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Alpine Linux 3.19 — pev — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — pev — vulnerability — patch and remediation guide

  • December 30, 2024
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 0.82-r0 📖 ~4 min read  •  Source: Alpine secdb entry — pev 0.82-r0 Related CVEs: CVE-2021-45423 Upstream summary: Alpine community repository for vv3.19 ships pev 0.82-r0 which addresses CVE-2021-45423. Table of contents Symptom & Impact Environment […]

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openSUSE Leap 15.5 — kmail-account-wizard — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.5

openSUSE Leap 15.5 — kmail-account-wizard — vulnerability — patch and remediation guide

  • December 30, 2024
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2024:0353-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-50624 Upstream summary: ispdbservice.cpp in KDE Kmail before 6.2.0 allows man-in-the-middle attackers to trigger use of an attacker-controlled mail server because cleartext HTTP is […]

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openSUSE Leap 15.5 — xembedsniproxy — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.5

openSUSE Leap 15.5 — xembedsniproxy — vulnerability — patch and remediation guide

  • December 30, 2024
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2024:0161-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-36041 Upstream summary: KSmserver in KDE Plasma Workspace (aka plasma-workspace) before 5.27.11.1 and 6.x before 6.0.5.1 allows connections via ICE based purely on the […]

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How to Harden SSH on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Harden SSH on CentOS Stream 10

  • December 30, 2024
  • CentOS
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Introduction How to Harden SSH on CentOS Stream 10 on CentOS Stream 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is reproducible […]

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Common Problems 116399

Ubuntu 24.04 LTS Release Upgrade Stuck at Calculating Changes

  • December 30, 2024
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 📖 ~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 & Cross-Refs References & Further […]

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FreeBSD 14 — libebml — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — libebml — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • December 30, 2024
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libebml — multiple vulnerabilities Related CVEs: CVE-2015-8789 CVE-2015-8790 CVE-2015-8791 Upstream summary: Mortiz Bunkus reports: Multiple invalid memory accesses vulnerabilities. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 14 — compat5x-alpha — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — compat5x-alpha — vulnerability — patch and remediation guide

  • December 30, 2024
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openssl — potential SSL 2.0 rollback Related CVEs: CVE-2005-2969 Upstream summary: Vulnerability: Such applications are affected if they use the option SSL_OP_MSIE_SSLV2_RSA_PADDING. This option is implied by use of SSL_OP_ALL, […]

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Common Problems 111249

Windows Server 2025 — System state backup failing due to Active Directory VSS writer error — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Windows Server 2025 📖 ~2 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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