Memory leak in Linux kernel - CVE-2024-46733
Published: September 18, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU97490
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-46733
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the btrfs_qgroup_free_data() and extent_clear_unlock_delalloc() functions in fs/btrfs/inode.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/e42ef22bc10f0309c0c65d8d6ca8b4127a674b7f
- https://git.kernel.org/stable/c/30479f31d44d47ed00ae0c7453d9b253537005b2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.135
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.88