Memory leak in Linux kernel - CVE-2023-53412
Published: September 19, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115849
CSH Severity: Low
CVSS v4.0: 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-2023-53412
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the bcm63xx_udc_init_debugfs() function in drivers/usb/gadget/udc/bcm63xx_udc.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2023-53412
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/31de0b70ae5661a407e9d578bbc41de2d83ac25d
- https://git.kernel.org/stable/c/a91c99b1fe5c6f7e52fb932ad9e57ec7cfe913ec
- https://git.kernel.org/stable/c/b0a2663ecbe8f65cd3bab2b34dd90156ceb0dbb8
- https://git.kernel.org/stable/c/f30c7046dfa2748520a8045bb43ed2fbca0373b5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.5