#VU119512 Double free in Linux kernel - CVE-2023-53865
Published: December 10, 2025 / Updated: December 12, 2025
Vulnerability identifier: #VU119512
Vulnerability risk: 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-2023-53865
CWE-ID: CWE-415
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 a double free error within the btrfs_qgroup_destroy_extent_records() function in fs/btrfs/qgroup.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/62dd82bc7a90b5052c062a0ad5be6d8a479a3cfb
- https://git.kernel.org/stable/c/89e994688e965813ec0a09fb30b87fb8cee06474
- https://git.kernel.org/stable/c/aa84ce8a78a1a5c10cdf9c7a5fb0c999fbc2c8d6
- https://git.kernel.org/stable/c/ae91ab710d8e309f6c9eba07ce0d9d0b5d9040f0
- https://git.kernel.org/stable/c/c9060caab4135dd660c4676d1ea33a6e0d3fc09d
- https://git.kernel.org/stable/c/d2c667cc18314c9bad3ec86ae071c0342132aa09
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.188