CVE-2025-27243 - CVE House
Back to Database
Status published Medium CVE-2025-27243

Out-of-bounds write in the firmware for some Intel(R) Ethernet Controller...

Vulnerability Description

Out-of-bounds write in the firmware for some Intel(R) Ethernet Controller E810 before version cvl fw 1.7.8.x within Ring 0: Bare Metal OS may allow a denial of service. System software adversary with a privileged user combined with a low complexity attack may enable denial of service. This result may potentially occur via local access when attack requirements are not present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (none), integrity (none) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (none), integrity (none) and availability (none) impacts.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-27243

Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

Intel(R) Ethernet Controller E810
Vulnerable Versions:
before version cvl fw 1.7.8.x

Timeline

Official Publish: February 10th, 2026
Last Modified: February 10th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)