#VU104377 Memory leak in Linux kernel - CVE-2022-49126

Vulnerability identifier: #VU104377

Vulnerability 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

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: 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 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: All versions

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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

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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.