#VU115605 Resource management error in Linux kernel - CVE-2023-53273
Published: September 16, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115605
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-2023-53273
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 vmbus_disconnect() function in drivers/hv/connection.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/176c6b4889195fbe7016d9401175b48c5c9edf68
- https://git.kernel.org/stable/c/1eb65c8687316c65140b48fad27133d583178e15
- https://git.kernel.org/stable/c/8c3f0ae5435fd20bb1e3a8308488aa6ac33151ee
- https://git.kernel.org/stable/c/a5c44f3446a0565139b7d8abc78f58b86c398123
- https://git.kernel.org/stable/c/c373e49fbb87aa177819866ed9194ebc5414dfd6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.107