Memory leak in Linux kernel - CVE-2023-53069
Published: May 4, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU108420
CSH Severity: Low
CVSS v4: 6.8 [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]
CVE-ID: CVE-2023-53069
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the otx2_ptp_destroy() and otx2vf_remove() functions in drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c. A local user can perform a denial of service (DoS) attack.
Affected software
Linux kernel
How to mitigate CVE-2023-53069
Install update from vendor's website.
Linux kernel - addressed in versions 5.15.105, 6.1.22, 6.2.9, 6.3
External References
- https://git.kernel.org/stable/c/813b590840771890c738ce6dbfd0c5938a1bafb9
- https://git.kernel.org/stable/c/840631bcf21f58c0a3f01378a54d79e9ce86b226
- https://git.kernel.org/stable/c/90874b76e5f82eaa3309714d72ff2cd8bb8d1b02
- https://git.kernel.org/stable/c/f038f3917baf04835ba2b7bcf2a04ac93fbf8a9c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.105
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.22
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3