#VU100205 Input validation error in Linux kernel - CVE-2024-50248

Vulnerability identifier: #VU100205

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-2024-50248

CWE-ID: CWE-20

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 boundary error within the mi_enum_attr() function in fs/ntfs3/record.c. A local user can trigger memory corruption and perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/22cdf3be7d34f61a91b9e2966fec3a29f3871398
https://git.kernel.org/stable/c/809f9b419c75f8042c58434d2bfe849140643e9d
https://git.kernel.org/stable/c/556bdf27c2dd5c74a9caacbe524b943a6cd42d99

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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.