Memory leak in Linux kernel - CVE-2023-53308
Published: September 16, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115664
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-2023-53308
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 fec_drv_remove() function in drivers/net/ethernet/freescale/fec_main.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2023-53308
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/83996d317b1deddc85006376082e8886f55aa709
- https://git.kernel.org/stable/c/9407454a9b18bbeff216e8ecde87ffb2171e9ccf
- https://git.kernel.org/stable/c/b22b514209ff8c4287abb853399890ab97e1b5ca
- https://git.kernel.org/stable/c/be85912c36ddca3e8b2eef1b5392cd8db6bdb730
- https://git.kernel.org/stable/c/c1bc2870f14e526a01897e14c747a0a0ca125231
- https://git.kernel.org/stable/c/d52a0cca591e899d4e5c8ab19e067b4c6b7d104f
- https://git.kernel.org/stable/c/e02d8d5b1602689b98d9b91550a11b9b57baedbe
- https://git.kernel.org/stable/c/f816b9829b19394d318e01953aa3b2721bca040d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.316
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.284
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.181
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.113
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.244
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.30
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4