#VU115256 Memory leak in Linux kernel - CVE-2022-50312
Published: September 16, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115256
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-2022-50312
CWE-ID: CWE-401
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 memory leak within the jsm_probe_one() function in drivers/tty/serial/jsm/jsm_driver.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/1d5859ef229e381f4db38dce8ed58e4bf862006b
- https://git.kernel.org/stable/c/3bf05c2650cf6b8d83bf0b0d808cc78c6ee7e84c
- https://git.kernel.org/stable/c/3ea1fd63fdf0e83b491c2a9f25b395aa0e4bf6e8
- https://git.kernel.org/stable/c/6066bd69ffba3a6abc7c0793ccba1da79b7d77e3
- https://git.kernel.org/stable/c/6be8e565a4a60530797a974d0a3d0e30656166a1
- https://git.kernel.org/stable/c/71ffe5111f0ffa2fd43c14fd176c6f05d4e82212
- https://git.kernel.org/stable/c/737594536dc3ce732976c0d84bb1dcc842065521
- https://git.kernel.org/stable/c/744c2d33a88b082d9d504520f0132b3d688547b2
- https://git.kernel.org/stable/c/ff9a5e50fb1910be33e62925bc7ee3bef474879e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.331