#VU104354 Memory leak in Linux kernel - CVE-2022-49050

Vulnerability identifier: #VU104354

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-2022-49050

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 rpcif_probe() function in drivers/memory/renesas-rpc-if.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/05d1824a7fb43ab9adb1eb82404954af81d8c984
https://git.kernel.org/stable/c/66b9b707ea4dcafca92b6261c6924652914e3b73
https://git.kernel.org/stable/c/b452dbf24d7d9a990d70118462925f6ee287d135
https://git.kernel.org/stable/c/c089ffc846c85f200db34ad208338f4f81a6d82d

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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.