#VU106166 Use-after-free in Linux kernel - CVE-2023-52999
Published: March 27, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU106166
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-52999
CWE-ID: CWE-416
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 escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the ops_init() function in net/core/net_namespace.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/12075708f2e77ee6a9f8bb2cf512c38be3099794
- https://git.kernel.org/stable/c/66689a72ba73575e76d4f6a8748d3fa2690ec1c4
- https://git.kernel.org/stable/c/71ab9c3e2253619136c31c89dbb2c69305cc89b1
- https://git.kernel.org/stable/c/ad0dfe9bcf0d78e699c7efb64c90ed062dc48bea
- https://git.kernel.org/stable/c/d4c008f3b7f7d4ffd311eb2dae5e75b3cbddacd0
- https://git.kernel.org/stable/c/ddd49cbbd4c1ceb38032018b589b44208e54f55e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.231