CVE-2025-38122

kernel: gve: add missing NULL check for gve_alloc_pending_packet() in TX DQO

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · July 3, 2025

Updated · August 3, 2026

Description

A flaw was found in the Linux kernel. A missing null pointer check in the gve_tx_add_skb_dqo() function, specifically when gve_alloc_pending_packet() returns null, can lead to a system crash. A local attacker could exploit this vulnerability in low-memory scenarios, causing 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-476 · NULL Pointer Dereference