Security Hardening

SLES 16 — python313 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — python313 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • May 19, 2026
  • Linux
  • Comment off

🔴 Critical   ⏱ 15–90 min  Last verified: 19 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-FU-2022:0444-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-15801 CVE-2026-4224 CVE-2025-11468 CVE-2026-0672 CVE-2026-1299 CVE-2020-10735 CVE-2020-15523 CVE-2022-42919  +12 more Upstream summary: In Python 3.8.4, sys.path restrictions specified in a python38._pth file are ignored, allowing […]

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

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

  • May 19, 2026
  • BSD
  • Comment off

🟠 High   ⏱ 15–60 min  Last verified: 19 May 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ffmpeg — multiple vulnerabilities Related CVEs: CVE-2015-3395 CVE-2015-3417 CVE-2015-6761 CVE-2015-6818 CVE-2015-6819 CVE-2015-6820 CVE-2015-6821 CVE-2015-6822  +12 more Upstream summary: NVD reports: An issue was discovered in the FFmpeg package, where vp3_decode_frame […]

Read more
FreeBSD 15 — percona-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — percona-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • May 19, 2026
  • BSD
  • Comment off

🟠 High   ⏱ 15–60 min  Last verified: 19 May 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MySQL — multiple vulnerabilities Related CVEs: CVE-2012-4414 CVE-2012-5611 CVE-2012-5612 CVE-2012-5615 CVE-2012-5627 CVE-2015-3194 CVE-2016-0639 CVE-2016-0640  +12 more Upstream summary: Oracle reports reports: Critical Patch Update contains 31 new security fixes for […]

Read more
Fedora 42 — python3.15 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Fedora 42

Fedora 42 — python3.15 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

  • May 19, 2026
  • Linux
  • Comment off

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Fedora 42 📖 ~4 min read  •  Source: Fedora update FEDORA-2026-e7dc1a8950 Related CVEs: CVE-2026-1502 CVE-2026-6100 CVE-2026-4786 CVE-2026-5713 CVE-2026-3219 Upstream summary: A new prerelease of Python 3.15 with fixes to several CVEs. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

Read more
AlmaLinux 9 — rapidjson — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — rapidjson — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • May 18, 2026
  • Linux
  • Comment off

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:5640 Related CVEs: CVE-2026-21936 CVE-2026-21937 CVE-2026-21941 CVE-2026-21948 CVE-2026-21964 CVE-2026-21968 CVE-2025-53040 CVE-2025-53042  +12 more Upstream summary: MySQL is a multi-user, multi-threaded SQL database server. It consists of the MySQL server daemon (mysqld) and […]

Read more
How to Set Up an OpenVPN Server on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Set Up an OpenVPN Server on RHEL 10

  • May 18, 2026
  • Linux
  • Comment off

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying set up an openvpn server both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up an OpenVPN Server on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

Read more
Common Problems 115938

Ubuntu 26.04 LTS – netplan apply fails with YAML parser error – Fix & Prevention

  • May 18, 2026
  • Linux
  • Comment off

🟠 High   ⏱ 5–30 min  Last verified: 18 May 2026 Affected versions: Ubuntu 26.04 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 […]

Read more
How to Install Packer Image Builder on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Install Packer Image Builder on FreeBSD 15

Introduction Deploying install packer image builder on a FreeBSD 15 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 + ports […]

Read more
FreeBSD 15 — openoffice.org — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — openoffice.org — multiple vulnerabilities (9 CVEs) — patch and remediation guide

  • May 18, 2026
  • BSD
  • Comment off

🟡 Medium   ⏱ 10–30 min  Last verified: 18 May 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: openoffice.org — Multiple vulnerabilities Related CVEs: CVE-2006-4339 CVE-2008-2237 CVE-2008-2238 CVE-2009-0217 CVE-2009-2493 CVE-2009-2949 CVE-2009-2950 CVE-2009-3301  +1 more Upstream summary: OpenOffice.org Security Team reports: Fixed in OpenOffice.org 3.3 CVE-2010-2935 / CVE-2010-2936 : […]

Read more

Tags

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
CHAT