#VU102270 Input validation error in Linux kernel - CVE-2024-56726

Vulnerability identifier: #VU102270

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-2024-56726

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 cn10k_alloc_leaf_profile() function in drivers/net/ethernet/marvell/octeontx2/nic/cn10k.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/41f39f4c67253f802809310be6846ff408c3c758
https://git.kernel.org/stable/c/54abcec092616a4d01195355eb5d6036fb8fe363
https://git.kernel.org/stable/c/856ad633e11869729be698df2287ecfe6ec31f27
https://git.kernel.org/stable/c/a374e7e79fbdd7574bd89344447b0d4b91ba9801
https://git.kernel.org/stable/c/ac9183023b6a9c09467516abd8aab04f9a2f9564
https://git.kernel.org/stable/c/c5a6c5af434671aea739a5a41c849819144f02c9

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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.