#VU97839 Input validation error in Linux kernel - CVE-2024-46826

Vulnerability identifier: #VU97839

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-2024-46826

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 improper input validation within the fs/binfmt_elf.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/1f81d51141a234ad0a3874b4d185dc27a521cd27
https://git.kernel.org/stable/c/53f17409abf61f66b6f05aff795e938e5ba811d1
https://git.kernel.org/stable/c/1cf8cd80903073440b6ea055811d04edd24fe4f7
https://git.kernel.org/stable/c/2a97388a807b6ab5538aa8f8537b2463c6988bd2

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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.