Resource management error in Linux kernel dsa qca driver



| Updated: 2025-05-13
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-48817
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: #VU94473

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-2022-48817

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 ar9331_sw_mbus_init() and ar9331_sw_remove() functions in drivers/net/dsa/qca/ar9331.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: 5.10 - 5.17 rc12

CPE2.3 External links

https://git.kernel.org/stable/c/475ce5dcf2d88fd4f3c213a0ac944e3e40702970
https://git.kernel.org/stable/c/aae1c6a1d3d696fc33b609fb12fe744a556d1dc5
https://git.kernel.org/stable/c/f1842a8cb71de4d7eb75a86f76e88c7ee739218c
https://git.kernel.org/stable/c/50facd86e9fbc4b93fe02e5fe05776047f45dbfb
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.101
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.24
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.10
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17


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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