Resource management error in Linux kernel tty vt driver



| Updated: 2025-05-10
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2025-37814
CWE-ID CWE-399
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Resource management error

EUVDB-ID: #VU108823

Risk: Low

CVSSv4.0: 4.3 [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-2025-37814

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

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 set_selection_user() function in drivers/tty/vt/selection.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.12 - 6.14.4

CPE2.3 External links

https://git.kernel.org/stable/c/6f021bc0083b96125fdbed6a60d7b4396c4d6dac
https://git.kernel.org/stable/c/9b50c9c97db953de756a39af83d4be4d7f618aa6
https://git.kernel.org/stable/c/ee6a44da3c87cf64d67dd02be8c0127a5bf56175
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.26
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14.5


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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