BaseFortify

Publication date: 2025-10-07

Last updated on: 2026-03-17

Assigner: kernel.org

Description

In the Linux kernel, the following vulnerability has been resolved: nilfs2: replace WARN_ONs by nilfs_error for checkpoint acquisition failure If creation or finalization of a checkpoint fails due to anomalies in the checkpoint metadata on disk, a kernel warning is generated. This patch replaces the WARN_ONs by nilfs_error, so that a kernel, booted with panic_on_warn, does not panic. A nilfs_error is appropriate here to handle the abnormal filesystem condition. This also replaces the detected error codes with an I/O error so that neither of the internal error codes is returned to callers.

CVSS Scores

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Meta Information

Published

2025-10-07

Last Modified

2026-03-17

Generated

2026-07-06

AI Q&A

2025-10-07

EPSS Evaluated

2026-07-05

NVD

CVE-2022-50519

Affected Vendors & Products

Vendor	Product	Version / Range
linux	linux_kernel	From 6.0 (inc) to 6.0.2 (inc)
linux	kernel	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This vulnerability involves the nilfs2 filesystem in the Linux kernel where checkpoint acquisition failures due to anomalies in checkpoint metadata on disk previously triggered kernel warnings (WARN_ONs). These warnings could cause the kernel to panic if it was booted with panic_on_warn enabled. The fix replaces WARN_ONs with nilfs_error to handle the abnormal filesystem condition more gracefully, preventing kernel panics and returning appropriate I/O error codes instead of internal error codes.

Impact Analysis

If the vulnerability is triggered, the system kernel could panic during checkpoint acquisition failures in the nilfs2 filesystem when booted with panic_on_warn enabled. This could lead to system instability or downtime. The fix prevents such panics by handling errors more gracefully, improving system reliability.

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