CVE-2026-63812

kernel: f2fs: fix incorrect FI_NO_EXTENT handling in __destroy_extent_node()

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Severity

Moderate

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · July 19, 2026

Updated · October 20, 2026

Description

A flaw was found in the Linux kernel's f2fs (Flash-Friendly File System). Incorrect handling of extent information during inode destruction can lead to a stale extent cache. This can result in data integrity issues or filesystem corruption, potentially requiring administrative intervention to repair.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-821 · Incorrect Synchronization