#VU102004 Memory leak in Linux kernel - CVE-2024-53210

Vulnerability identifier: #VU102004

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-2024-53210

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 iucv_sock_recvmsg() function in net/iucv/af_iucv.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/42251c2d1ef1cb0822638bebb87ad9120c759673
https://git.kernel.org/stable/c/783c2c6e61c5a04eb8baea598753d5fa174dbe85
https://git.kernel.org/stable/c/934326aef7ac4652f81c69d18bf44eebaefc39c3
https://git.kernel.org/stable/c/9f603e66e1c59c1d25e60eb0636cb307d190782e
https://git.kernel.org/stable/c/ebaf81317e42aa990ad20b113cfe3a7b20d4e937

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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.