Linux: Local Privilege Escalation Patched (CVE-2026-46333)
Multiple Linux kernel vulnerabilities, including a high-severity ptrace local privilege escalation flaw, were patched 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 an nginx rewrite module vulnerability that can cause denial of service and may allow remote code execution.
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Security
PostgreSQL: Possible RCE Vulnerabilities Patched (CVE-2026-6473 & CVE-2026-6637)
Two PostgreSQL vulnerabilities that may allow code execution as the PostgreSQL OS user have been patched in the latest releases.
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Security
Linux: Fragnesia Local Privilege Escalation
Fragnesia is a Linux local privilege escalation exploit abusing the kernel ESP/XFRM subsystem to corrupt page cache memory and gain root access.
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Security
Windows: YellowKey BitLocker Bypass & GreenPlasma LPE
YellowKey and GreenPlasma are Windows zero-days affecting BitLocker-protected systems and potentially allowing attackers to gain SYSTEM privileges.
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Security
Exim: DoS and Possible RCE (USN-8270-1)
Ubuntu published USN-8270-1 for an Exim BDAT parsing vulnerability that can crash mail servers and may allow remote code execution.
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Company News
Our Game Servers Are in Trouble
Hardware costs are rising quickly as demand from the AI industry affects supply. Here is what that means for HEO Systems game hosting.
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Company News
Web Hosting Is Back at HEO Systems
HEO Systems is focusing on web hosting again, with NVMe storage, clear pricing, email hosting, and plans starting around €1 per month.
Company News
Welcome to the HEO Systems Blog
The HEO Systems blog is our place for company updates, technical posts, infrastructure news, security notices, and other useful information.