BaseFortify

Publication date: 2025-10-01

Last updated on: 2025-10-02

Assigner: kernel.org

Description

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix xid leak in cifs_flock() If not flock, before return -ENOLCK, should free the xid, otherwise, the xid will be leaked.

CVSS Scores

EPSS Scores

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Meta Information

Published

2025-10-01

Last Modified

2025-10-02

Generated

2026-07-06

AI Q&A

2025-10-01

EPSS Evaluated

2026-07-05

NVD

CVE-2022-50460

Affected Vendors & Products

Vendor	Product	Version / Range
linux	linux_kernel	From 5.15.160 (inc) to 5.16 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This vulnerability is a resource leak in the Linux kernel's CIFS implementation. Specifically, when the cifs_flock() function does not perform a flock operation and returns an error (-ENOLCK), it fails to free an allocated transaction ID (xid), causing a xid leak.

Impact Analysis

The xid leak can lead to resource exhaustion in the kernel over time, potentially causing degraded system performance or instability when using CIFS file locking.

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