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CVE-2025-20093 is an improper check for unusual or exceptional conditions (CWE-754) in the Linux kernel-mode driver for some Intel 800 Series Ethernet devices before version 1.17.2. The flaw may enable an authenticated local user to escalate privileges on an affected Linux system.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
If you can’t patch tonight, do this now.
Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
4 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A local privilege escalation vulnerability in the Linux kernel-mode driver for Intel 800 Series Ethernet controllers caused by improper checking for unusual or exceptional conditions.
A local privilege escalation vulnerability caused by improper handling of unusual or exceptional conditions in the Linux kernel-mode driver for some Intel 800 Series Ethernet devices before version 1.17.2.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.