CVE Database›Document archive›CVE-2024-35832

CVE-2024-35832

kernel: bcachefs: kvfree bch_fs::snapshots in bch2_fs_snapshots_exit

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · May 17, 2024

Updated · November 21, 2025

Description

A vulnerability was found in the bcachefs filesystem in the Linux kernel. This issue occurs due to improper handling of memory deallocation in the bch2_fs_snapshots_exit function. The use of kvfree on snapshot data can lead to memory corruption or potential crashes. This problem arises when the filesystem does not correctly free resources associated with snapshots, causing instability.

Statement

Red Hat Enterprise Linux is not vulnerable to this CVE, as it does not affect the versions or configurations of the Linux kernel used in its distributions.

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

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

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-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer