CVE-2025-38310

kernel: Linux kernel (seg6): Information disclosure or denial of service via improper nexthop address validation

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Severity

Moderate

Red Hat Product Security

6.1

CVSS 3.1

Review impact separately from score.

Published · July 10, 2025

Updated · June 30, 2026

Description

A flaw was found in the Linux kernel's Segment Routing over IPv6 (seg6) component. This vulnerability allows a local user to trigger the reading of uninitialized memory due to incorrect validation of nexthop address lengths. Successful exploitation could lead to information disclosure or a denial of service.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 6.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H

CWE-805 · Buffer Access with Incorrect Length Value