Linux Kernel Security Alert: October 2026 Vulnerabilities, Kernel Panic and Live Patching
Infinity Core, ZDI-CAN-33367 and CVE-2026-98432: Linux kernel risks, CloudLinux fixes, KernelCare live patching and planned reboots.
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Production experience, incident investigations and technical articles about Linux servers, cPanel, infrastructure security, MikroTik, monitoring and web systems.
Articles by Zoltan Egri
Two Critical PHP Vulnerabilities: Emergency Security Patches Released
Critical PHP RCE vulnerabilities CVE-2026-109618 and CVE-2026-109619, patched releases and cPanel/CloudLinux update guidance.
Read articlecPanel Malware Persistence: Cron Jobs, Backdoors and Recurring Infections
A production investigation involving cron persistence, webshells, an ELF backdoor and recurring phishing infections.
Read articleCritical cPanel Security Update Released September 8, 2026
Production observations from the September 8 cPanel security release, including newly deployed builds and update verification.
Read articleCPANEL-53195: External Requests Trigger HTTP 500 via 404 Safelock Failure
A production investigation of an unusual cPanel safelock failure and HTTP 500 responses.
Read articleAH00288: Apache Scoreboard Full After Graceful Restarts
Investigating overlapping Apache worker generations and a full scoreboard on cPanel.
Read articleMikroTik RouterOS Vulnerability 2026: Upgrade and Security Audit in Production
RouterOS security updates, production upgrade considerations and post-update auditing.
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