NVD disclosure day

Published threat advisories for April 25, 2026

CVE-2026-31685

Linux kernel vulnerability can allow attackers to gain control or disrupt services

Halo Surface Signal: 2 out of 5 — less likely to be public-facing.

An external attacker can send malformed network packets to the Linux kernel, causing the system to crash. This could trigger a service outage, disrupting critical business operations that rely on network connectivity.

NVD published: April 25, 2026

CVE advisoryCRITICAL

CVE-2026-31682

Linux kernel bridge could allow external attacker to cause a system crash.

Halo Surface Signal: 1 out of 5 — much less likely to be public-facing.

A flaw in the Linux kernel network bridge could allow an external attacker to send malicious data, causing a system crash or exposing sensitive information. This poses a risk to business operations by enabling service outages and potential data leaks.

NVD published: April 25, 2026