CVE Database›CVE-2025-38057

CVE-2025-38057

kernel: espintcp: fix skb leaks

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · June 18, 2025

Updated · October 14, 2026

Description

A flaw was found in the Linux kernel's ESP-in-TCP (Encapsulating Security Payload in Transmission Control Protocol) implementation. Certain error-handling routines fail to properly release allocated network socket buffers, resulting in a memory leak. An attacker capable of triggering these error conditions can cause gradual system memory exhaustion, potentially leading to a Denial of Service (DoS).

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 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-772 · Missing Release of Resource after Effective Lifetime