NULL pointer dereference in Linux kernel - CVE-2023-53595
Published: October 5, 2025 / Updated: October 27, 2025
Vulnerability identifier: #VU116534
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-2023-53595
CWE-ID: CWE-476
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 NULL pointer dereference within the otx2_remove() function in drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2023-53595
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/1152c0f947b76e7731e039185cbd00fdb4389f00
- https://git.kernel.org/stable/c/13ff119b17e5e2916435ce01a0156c8698ad9e16
- https://git.kernel.org/stable/c/699af748c61574125d269db260dabbe20436d74e
- https://git.kernel.org/stable/c/a3dcc45eca017fca82ac47dbde6f41af960657e5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.29