#VU97284 Incorrect calculation in Linux kernel - CVE-2024-46711

Vulnerability identifier: #VU97284

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-2024-46711

CWE-ID: CWE-682

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 incorrect calculation within the !!() and mptcp_pm_nl_add_addr_received() functions in net/mptcp/pm_netlink.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/c9c744666f7308a4daba520191e29d395260bcfe
https://git.kernel.org/stable/c/53e2173172d26c0617b29dd83618b71664bed1fb
https://git.kernel.org/stable/c/119806ae4e46cf239db8e6ad92bc2fd3daae86dc
https://git.kernel.org/stable/c/9366922adc6a71378ca01f898c41be295309f044

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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.