CVE-2026-57227

high

Description

The vulnerability exists due to uncontrolled resource consumption within the DNS parser logic. The system struggles to process anomalous, looping compressed pointer loops inside specific domain query responses, driving localized CPU core utilization to maximum limits and dropping network visibility.

Details

Source: Mitre, NVD

Published: 2026-07-23

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High