#VU93282 Resource management error in Linux kernel - CVE-2023-52633
Published: June 25, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU93282
Vulnerability risk: Low
CVSSv4.0: 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-2023-52633
CWE-ID: CWE-399
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 perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the time_travel_update_time(), time_travel_set_start() and timer_read() functions in arch/um/kernel/time.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/0c7478a2da3f5fe106b4658338873d50c86ac7ab
- https://git.kernel.org/stable/c/4f7dad73df4cdb2b7042103d3922745d040ad025
- https://git.kernel.org/stable/c/de3e9d8e8d1ae0a4d301109d1ec140796901306c
- https://git.kernel.org/stable/c/b427f55e9d4185f6f17cc1e3296eb8d0c4425283
- https://git.kernel.org/stable/c/abe4eaa8618bb36c2b33e9cdde0499296a23448c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.149
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.77
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8