CVE Database›CVE-2022-50622

CVE-2022-50622

kernel: Linux kernel (ext4): Memory leak due to improper handling of krealloc failure

Loading…

Severity

Low

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · December 8, 2025

Updated · June 30, 2026

Description

A flaw was found in the Linux kernel's ext4 filesystem. This vulnerability occurs due to improper handling of memory allocation failures when the krealloc function returns NULL within ext4_fc_record_modified_inode(). A local user could potentially exploit this flaw, leading to a memory leak. This memory leak can ultimately result in a Denial of Service (DoS) condition on the affected system.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-772 · Missing Release of Resource after Effective Lifetime