SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityDeferred

CVE-2025-27087

A vulnerability in the kernel of the Cray Operating System (COS) could allow an attacker to perform a local Denial of Service (DoS) attack.

MEDIUM 5.5EPSS 0.18%

Does this matter?

Lower severity and a low EPSS score (0.18%). Track it; it rarely justifies an emergency change on its own.

Description

A vulnerability in the kernel of the Cray Operating System (COS) could allow an attacker to perform a local Denial of Service (DoS) attack.

CVSS 3.1
5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
0.18% probability · 8th percentile
CISA KEV
Not listed
Weakness
CWE-400
Source
security-alert@hpe.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.