Improper locking in Linux kernel riscv kernel



| Updated: 2025-05-11
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-57939
CWE-ID CWE-667
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) Improper locking

EUVDB-ID: #VU103126

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-2024-57939

CWE-ID: CWE-667 - Improper Locking

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper locking within the DEFINE_SPINLOCK() and die() functions in arch/riscv/kernel/traps.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.6 - 6.6.71

CPE2.3 External links

https://git.kernel.org/stable/c/6a97f4118ac07cfdc316433f385dbdc12af5025e
https://git.kernel.org/stable/c/76ab0afcdbe8c9685b589016ee1c0e25fe596707
https://git.kernel.org/stable/c/c21df31fc2a4afc02a6e56511364e9e793ea92ec
https://git.kernel.org/stable/c/f48f060a4b36b5e96628f6c3fb1540f1e8dedb69
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.72


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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