CVE Database›CVE-2025-37962

CVE-2025-37962

kernel: ksmbd: fix memory leak in parse_lease_state()

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Severity

Unknown

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · May 20, 2025

Updated · June 30, 2026

Description

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

ksmbd: fix memory leak in parse_lease_state()

The previous patch that added bounds check for create lease context introduced a memory leak. When the bounds check fails, the function returns NULL without freeing the previously allocated lease_ctx_info structure.

This patch fixes the issue by adding kfree(lreq) before returning NULL in both boundary check cases.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE not specified