CVE-2024-35832
kernel: bcachefs: kvfree bch_fs::snapshots in bch2_fs_snapshots_exit
Severity
ModerateRed Hat Product Security
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 · 5.5CVSS: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