chris

FreeBSD 15 — bind — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — bind — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • April 7, 2026
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 7 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: DNSSEC validators — denial-of-service/CPU exhaustion from KeyTrap and NSEC3 vulnerabilities Related CVEs: CVE-2003-0914 CVE-2005-0033 CVE-2005-0034 CVE-2006-4095 CVE-2006-4096 CVE-2009-0696 CVE-2011-1910 CVE-2011-2464  +12 more Upstream summary: Simon Kelley reports: If DNSSEC validation […]

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Red Hat Enterprise Linux 7 — eap7-wildfly — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 7

Red Hat Enterprise Linux 7 — eap7-wildfly — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • April 7, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 7 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:6012 Related CVEs: CVE-2024-3884 CVE-2025-48913 CVE-2026-0603 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution […]

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FreeBSD 15 — linux-c6_64-flashplugin — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — linux-c6_64-flashplugin — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • April 7, 2026
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 7 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: flash — multiple vulnerabilities Related CVEs: CVE-2015-3107 CVE-2015-5124 CVE-2015-5125 CVE-2015-5127 CVE-2015-5128 CVE-2015-5129 CVE-2015-5130 CVE-2015-5131  +12 more Upstream summary: Adobe reports: Adobe has released security updates for Adobe Flash Player for […]

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Debian 13 — freerdp3 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — freerdp3 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • April 7, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 7 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-32658 CVE-2024-32659 CVE-2024-32660 CVE-2024-32661 CVE-2024-32662 CVE-2025-4478 CVE-2026-22851 CVE-2026-22852  +12 more Upstream summary: FreeRDP is a free implementation of the Remote Desktop Protocol. FreeRDP based clients prior to version […]

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Fedora 42 — firefox — vulnerability — patch and remediation guide — diagnosis and fix on Fedora 42

Fedora 42 — firefox — vulnerability — patch and remediation guide

  • April 7, 2026
  • Linux
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🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Fedora 42 📖 ~4 min read  •  Source: Fedora update FEDORA-2026-7f6ee801e2 Upstream summary: Update NSS to 3.123.1 Update to Firefox 151.0 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution […]

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Common Problems 124107

Oracle Linux 10 – rsyslog stops forwarding logs to SIEM after TLS certificate renewal

  • April 6, 2026
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 6 April 2026 Affected versions: Oracle Linux 10 📖 ~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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FreeBSD 15 — php55-fileinfo — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — php55-fileinfo — security advisory — patch and remediation guide

  • April 6, 2026
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 6 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php — multiple vulnerabilities Upstream summary: The PHP Group reports: Fileinfo: Fixed bug #71527 (Buffer over-write in finfo_open with malformed magic file). mbstring: Fixed bug #71906 (AddressSanitizer: negative-size-param (-1) in […]

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AlmaLinux 10 — libcap — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 10

AlmaLinux 10 — libcap — vulnerability — patch and remediation guide

  • April 6, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 10 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:12423 Related CVEs: CVE-2026-4878 Upstream summary: Libcap is a library for getting and setting POSIX.1e (formerly POSIX 6) draft 15 capabilities. Security Fix(es): * libcap: libcap: Privilege escalation via TOCTOU race condition […]

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How to Set Up LDAP with OpenLDAP on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Set Up LDAP with OpenLDAP on RHEL 9

  • April 6, 2026
  • Linux
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OpenLDAP is the most widely deployed open-source LDAP directory server and is commonly used for centralised identity management across Linux systems. On RHEL 9, OpenLDAP server packages are available directly from the base repositories, providing a standards-compliant LDAPv3 directory that integrates with SSSD for system authentication. This tutorial covers installing OpenLDAP, configuring the directory database, […]

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Windows Server 2025 — KB5093447 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2025

Windows Server 2025 — KB5093447 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2025 📖 ~4 min read  •  Source: Microsoft KB5093447 • MSRC update-guide entry Related CVEs: CVE-2026-32177 CVE-2026-35433 Affected components: Microsoft .NET Framework 3.5 AND 4.8.1 on Windows Server 2025 Microsoft summary: Heap-based buffer overflow in .NET allows an unauthorized attacker […]

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AIX AlmaLinux Alpine Linux authentication authorization Backup Recovery Boot Startup Cloud Integration Common Problems Cpu Memory Database Debian Debian 11 Debian 12 Bookworm Debian 13 Trixie DNS Firewall Fix Prevention FreeBSD FreeBSD 12 FreeBSD 13 FreeBSD 14 FreeBSD 15 Kernel Drivers Logging Monitoring Lvm Raid NetBSD Networking openSUSE Operations Oracle Linux Oracle Linux 8 Oracle Linux 9 Package Management Performance Proxy Security Hardening SLES Storage Disk Systemd Services Tls Ssl Troubleshooting ubuntu VPN windows server
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