CVE-2026-31714

kernel: f2fs: fix to avoid memory leak in f2fs_rename()

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Severity

Unknown

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · May 1, 2026

Updated · June 28, 2026

Description

A flaw was found in the Linux kernel's F2FS (Flash-Friendly File System) component. This vulnerability, a memory leak, occurs within the f2fs_rename function. A local attacker could exploit this by repeatedly performing file rename operations, leading to a gradual consumption of system memory. Over time, this could result in system instability or a denial of service (DoS) condition.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-772 · Missing Release of Resource after Effective Lifetime