CVE Database›CVE-2025-37788

CVE-2025-37788

kernel: cxgb4: fix memory leak in cxgb4_init_ethtool_filters() error path

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Severity

Low

Red Hat Product Security

3.3

CVSS 3.1

Review impact separately from score.

Published · May 1, 2025

Updated · June 30, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

cxgb4: fix memory leak in cxgb4_init_ethtool_filters() error path

In the for loop used to allocate the loc_array and bmap for each port, a memory leak is possible when the allocation for loc_array succeeds, but the allocation for bmap fails. This is because when the control flow goes to the label free_eth_finfo, only the allocations starting from (i-1)th iteration are freed.

Fix that by freeing the loc_array in the bmap allocation error path.

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 · 3.3
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CWE-401 · Missing Release of Memory after Effective Lifetime