Linux: Local Privilege Escalation Patched (CVE-2026-46333)
Multiple Linux kernel vulnerabilities, led by a high-severity local privilege escalation flaw in ptrace, have been addressed in the latest Debian security update.
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Deep dives, product updates, and technical explorations from the team behind HEO Systems.
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Security
nginx: DoS & Possible RCE (CVE-2026-42945)
Ubuntu published USN-8271-1 for a new nginx rewrite module vulnerability that may allow denial of service and possible remote code execution
HEO
Security
PostgreSQL: Possible RCE Vulnerabilities Patched (CVE-2026-6473 & CVE-2026-6637)
Two PostgreSQL vulnerabilities that may allow arbitrary code execution as the PostgreSQL OS user have been patched in the latest releases
HEO
Security
Linux: Fragnesia (Local privilege escalation)
A new Linux local privilege escalation exploit called Fragnesia abuses the kernel ESP/XFRM subsystem to corrupt page cache memory and gain root privileges
HEO
Security
Windows: YellowKey BitLocker Bypass & GreenPlasma LPE
New Windows zero-days called YellowKey and GreenPlasma expose BitLocker-protected systems and may allow attackers to gain SYSTEM privileges
HEO
Security
Exim: DoS and Possible RCE (USN-8270-1)
Ubuntu published USN-8270-1 for a new Exim BDAT parsing flaw that can crash mail servers and may allow remote code execution
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Company News
Our Game Servers Are in Trouble
Our hardware supply is being destroyed by the AI boom, with prices skyrocketing. What this means for game servers on HEO Systems.
HEO
Company News
We're Back in Web Hosting - Unmetered, Lightning Fast, and Ridiculously Affordable
After focusing on game servers, HEO Systems is bringing back web hosting with unmetered resources, NVMe speeds, and pricing starting at just €1.00 per month.
Company News
Welcome to the New HEO Systems Blog
We are excited to announce the launch of our new integrated blog section, designed to bring you faster updates and deeper insights.