Memory leak in Linux kernel scsi mpi3mr driver



| Updated: 2025-05-11
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-49126
CWE-ID CWE-401
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) Memory leak

EUVDB-ID: #VU104377

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-2022-49126

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

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

The vulnerability exists due to memory leak within the mpi3mr_free_op_req_q_segments() function in drivers/scsi/mpi3mr/mpi3mr_fw.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: 5.15 - 5.18 rc8

CPE2.3 External links

https://git.kernel.org/stable/c/27fc9e90171ab0a94a411f3fdb3522ef5acb9537
https://git.kernel.org/stable/c/5d76a88b8536d75ff5362e232097e85946b8aadf
https://git.kernel.org/stable/c/71c7ac65a084ae7d387c3c1d02d59edfdecb009f
https://git.kernel.org/stable/c/d44b5fefb22e139408ae12b864da1ecb9ad9d1d2
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.34
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.20
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.3
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18


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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