Integer overflow in Linux kernel netfilter



| Updated: 2025-05-13
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-26668
CWE-ID CWE-190
Exploitation vector Local
Public exploit N/A
Vulnerable software
Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Integer overflow

EUVDB-ID: #VU91180

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-26668

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a local user to execute arbitrary code.

The vulnerability exists due to integer overflow within the nft_limit_eval() and nft_limit_init() functions in net/netfilter/nft_limit.c. A local user can execute arbitrary code.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: 5.15 - 6.8 rc5

CPE2.3 External links

https://git.kernel.org/stable/c/79d4efd75e7dbecd855a3b8a63e65f7265f466e1
https://git.kernel.org/stable/c/bc6e242bb74e2ae616bfd2b250682b738e781c9b
https://git.kernel.org/stable/c/9882495d02ecc490604f747437a40626dc9160d0
https://git.kernel.org/stable/c/00c2c29aa36d1d1827c51a3720e9f893a22c7c6a
https://git.kernel.org/stable/c/c9d9eb9c53d37cdebbad56b91e40baf42d5a97aa
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.149
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.76
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.15
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.3
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8


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.



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