#VU102006 Memory leak in Linux kernel - CVE-2024-53198

Vulnerability identifier: #VU102006

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-2024-53198

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 xenbus_dev_probe() function in drivers/xen/xenbus/xenbus_probe.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/0aa9e30b5b4af5dd504801689d6d84c584290a45
https://git.kernel.org/stable/c/217bdce88b104269b73603b84d0ab4dd04f481bc
https://git.kernel.org/stable/c/2f977a4c82d35d063f5fe198bbc501c4b1c5ea0e
https://git.kernel.org/stable/c/3fc0996d2fefe61219375fd650601724b8cf2d30
https://git.kernel.org/stable/c/804b96f8d0a02fa10b92f28b2e042f9128ed3ffc
https://git.kernel.org/stable/c/87106169b4ce26f85561f953d13d1fd86d99b612
https://git.kernel.org/stable/c/afc545da381ba0c651b2658966ac737032676f01
https://git.kernel.org/stable/c/e8823e6ff313465910edea07581627d85e68d9fd

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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.